FaultScore

FaultScore report

2001 GMC Denali problems

Owners have filed 31 complaints about the 2001 GMC Denali with NHTSA between 2001 and 2016. The largest single group is the brakes. Across this model's run it ranks 3 of 8 worst.

D

FaultScore 62/100

Higher is worse. Measured against the other years of the GMC Denali.

How this is worked out

The numbers

31

Complaints

3

Crashes reported

0

Fires reported

2

Injuries reported

64,300 mi

Median mileage at failure

Half of reported failures happened before this

12%

Failed under 36,000 miles

Inside a typical bumper-to-bumper warranty

What kind of bad

The letter says how bad. This says what kind — whether this year drew an unusual number of complaints, unusually dangerous ones, or failures that arrived unusually early.

Complaint volume 66 vs 50 Severity 83 vs 50 Early failure 20 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 66
Against the median year of the GMC Denali. 50 means typical for this model; 100 means roughly double.
Severity — 83
16.1% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 20
12% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 2001 compares with every other GMC Denali

Click any bar to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks on a 2001 GMC Denali

Every complaint is filed against a part. Follow any row for the complaints about that part alone.

Brakes 6 19.4%

Median failure at 94,000 miles

Transmission & Drivetrain 5 16.1%

Median failure at 64,300 miles

Fuel & Propulsion 3 9.7%

Median failure at 57,450 miles

Steering 3 9.7%

Median failure at 63,900 miles

Engine & Cooling 3 9.7%

Median failure at 80,000 miles

Seats 2 6.5%
Airbags 2 6.5%

2 crashes, 0 fires · median 71,500 mi

Electrical System 2 6.5%

Median failure at 62,325 miles

Other & Unspecified 1 3.2%
Seat Belts 1 3.2%

1 crashes, 0 fires · median 111,000 mi

Lights 1 3.2%

Median failure at 64,300 miles

Suspension 1 3.2%

Median failure at 64,300 miles

Body & Structure 1 3.2%

Median failure at 82,133 miles

When it fails

Odometer readings owners gave when they filed. About half of all complaints include one.

10,000 – 24,999 miles 1 4.0%
25,000 – 49,999 miles 4 16.0%
50,000 – 74,999 miles 11 44.0%
75,000 – 99,999 miles 5 20.0%
100,000 – 149,999 miles 2 8.0%
150,000+ miles 2 8.0%

When owners complained

A spike years after the car went on sale usually means a part wearing out on schedule across the whole fleet — the kind of pattern no single owner can see from inside their own car.

Aug 2001 peak 5 Jan 2016

NHTSA investigations into the 2001 GMC Denali

An investigation is the step before a recall: the agency has seen enough complaints to look into a pattern itself. An open one means it thinks something may be wrong and nothing has been fixed yet.

DP05009 Opened 20 Dec 2005 Closed 31 May 2006 PARKING BRAKE:CONVENTIONAL

PARKING BRAKE FAILURE

ODI'S REVIEW OF COMPLAINT DATA RECEIVED SINCE THE CLOSE OF EA04-011 REVEALED NO INDICATION THAT THE INVESTIGATION SHOULD BE RE-OPENED.MORE DETAILS CAN BE FOUND IN THE FEDERAL REGISTER NOTICE ENCLOSED IN THE DP05-009 PUBLIC FILE.ODI RESERVES THE RIGHT TO REOPEN THE INVESTIGATION IN THE FUTURE SHOULD CONDITIONS WARRANT.

Complaints that involved harm

Reports where the owner recorded a crash, a fire, an injury or a death.

at 111,000 miles Bronx, NY Crash 1 injured

SEAT BELTS

REAR-ENDED WHILE AT A COMPLETE STOP FOR A RED LIGHT. HIGH IMPACT; MY HEAD HIT THE STEERING WHEEL THEN THE DRIVER SIDE PANEL. MY AIRBAG DID NOT DEPLOY. MY DOOR WAS PRIED OPEN BY A PEDESTRIAN WHO CHECKED ME AND ASKED IF I KNEW WHAT HAPPENED AND WAS I OKAY. I OPENED THE DOOR, STRUGGLED OUT AND TRIED TO STAND UP TO SEE WHAT HAD HIT ME; MY LEGS WOULDN'T HOLD AND I LEANED AGAINST MY VEHICLE AND CALLED 911. I LOOKED AROUND AND AT THE VEHICLES BEHIND ME, SOME WERE SMOKING AND EVERYONE WAS IN A GENERAL STATE OF SHOCK AND PANIC. THERE SEEMED TO BE NUMEROUS VEHICLES INVOLVED IN THE CRASH. THE AMBULANCE CAME, TOOK ME AWAY AND A POLICE OFFICER CAME TO MY BEDSIDE TO LET ME KNOW THE SKETCHY DETAILS THAT HE'D LEARNED FROM THE OTHER VICTIMS AND WITNESSES. MY VEHICLE WAS TOTALED. SUBSEQUENT MRIS SHOWED THAT I HAVE MULTIPLE BULGING DISCS IN MY NECK AND LOWER BACK, SOME OF WHICH ARE PRESSING ON NERVES AND CAUSING PAIN IN MY NECK, SHOULDERS, BACK, CALVES, ANKLES AND ARMS.

NHTSA complaint #10609275 — an unverified report by a vehicle owner.

at 111,000 miles Bronx, NY Crash 1 injured

AIR BAGS

REAR-ENDED WHILE AT A COMPLETE STOP FOR A RED LIGHT. HIGH IMPACT; MY HEAD HIT THE STEERING WHEEL THEN THE DRIVER SIDE PANEL. MY AIRBAG DID NOT DEPLOY. MY DOOR WAS PRIED OPEN BY A PEDESTRIAN WHO CHECKED ME AND ASKED IF I KNEW WHAT HAPPENED AND WAS I OKAY. I OPENED THE DOOR, STRUGGLED OUT AND TRIED TO STAND UP TO SEE WHAT HAD HIT ME; MY LEGS WOULDN'T HOLD AND I LEANED AGAINST MY VEHICLE AND CALLED 911. I LOOKED AROUND AND AT THE VEHICLES BEHIND ME, SOME WERE SMOKING AND EVERYONE WAS IN A GENERAL STATE OF SHOCK AND PANIC. THERE SEEMED TO BE NUMEROUS VEHICLES INVOLVED IN THE CRASH. THE AMBULANCE CAME, TOOK ME AWAY AND A POLICE OFFICER CAME TO MY BEDSIDE TO LET ME KNOW THE SKETCHY DETAILS THAT HE'D LEARNED FROM THE OTHER VICTIMS AND WITNESSES. MY VEHICLE WAS TOTALED. SUBSEQUENT MRIS SHOWED THAT I HAVE MULTIPLE BULGING DISCS IN MY NECK AND LOWER BACK, SOME OF WHICH ARE PRESSING ON NERVES AND CAUSING PAIN IN MY NECK, SHOULDERS, BACK, CALVES, ANKLES AND ARMS.

NHTSA complaint #10609275 — an unverified report by a vehicle owner.

at 32,000 miles Cypress, CA Crash

AIR BAGS

MY WIFE WAS IMPACTED ON THE RIGHT FRONT SECTION OF HER 2001 GMC DENALI BY A HIT-AND-RUN MOTORIST. THE COLLISION OCCURRED IN THE EAST BOUND 22FWY IN ORANGE COUNTY CALIFORNIA. THE AIRBAGS DID NOT DEPLOY. THE IMPACT SPEED WAS MORE THAN 50MPH. THE AIRBAGS SHOULD HAVE DEPLOYED - OPINION FROM AAA INSURANCE AND AUTO MECHANICS THAT REPAIRED THE CAR. MY WIFE HAD TO ATTEND A CHIROPRACTOR FOR OVER A MONTH TO ADJUST HER SPINAL CHORD. UP TO THIS DAY SHE HAS BACK PAIN.

NHTSA complaint #10313665 — an unverified report by a vehicle owner.

The most recent complaints

In the owners' own words, exactly as filed with NHTSA.

Tampa, FL

UNKNOWN OR OTHER

1. DASHBOARD CRACKED / CRACKING ABOVE INSTRUMENT PANEL. 2. DASHBOARD CRACK / CRACKING TOP LEFT CORNER OF AIRBAG. A. DASHBOARD CRACK IS ABOUT 6 INCHES LONG B. DASHBOARD CRACK NEAR AIRBAG IS 1 AND A HALF INCH LONG.

NHTSA complaint #10820750 — an unverified report by a vehicle owner.

at 111,000 miles Bronx, NY Crash 1 injured

SEAT BELTS

REAR-ENDED WHILE AT A COMPLETE STOP FOR A RED LIGHT. HIGH IMPACT; MY HEAD HIT THE STEERING WHEEL THEN THE DRIVER SIDE PANEL. MY AIRBAG DID NOT DEPLOY. MY DOOR WAS PRIED OPEN BY A PEDESTRIAN WHO CHECKED ME AND ASKED IF I KNEW WHAT HAPPENED AND WAS I OKAY. I OPENED THE DOOR, STRUGGLED OUT AND TRIED TO STAND UP TO SEE WHAT HAD HIT ME; MY LEGS WOULDN'T HOLD AND I LEANED AGAINST MY VEHICLE AND CALLED 911. I LOOKED AROUND AND AT THE VEHICLES BEHIND ME, SOME WERE SMOKING AND EVERYONE WAS IN A GENERAL STATE OF SHOCK AND PANIC. THERE SEEMED TO BE NUMEROUS VEHICLES INVOLVED IN THE CRASH. THE AMBULANCE CAME, TOOK ME AWAY AND A POLICE OFFICER CAME TO MY BEDSIDE TO LET ME KNOW THE SKETCHY DETAILS THAT HE'D LEARNED FROM THE OTHER VICTIMS AND WITNESSES. MY VEHICLE WAS TOTALED. SUBSEQUENT MRIS SHOWED THAT I HAVE MULTIPLE BULGING DISCS IN MY NECK AND LOWER BACK, SOME OF WHICH ARE PRESSING ON NERVES AND CAUSING PAIN IN MY NECK, SHOULDERS, BACK, CALVES, ANKLES AND ARMS.

NHTSA complaint #10609275 — an unverified report by a vehicle owner.

at 111,000 miles Bronx, NY Crash 1 injured

AIR BAGS

REAR-ENDED WHILE AT A COMPLETE STOP FOR A RED LIGHT. HIGH IMPACT; MY HEAD HIT THE STEERING WHEEL THEN THE DRIVER SIDE PANEL. MY AIRBAG DID NOT DEPLOY. MY DOOR WAS PRIED OPEN BY A PEDESTRIAN WHO CHECKED ME AND ASKED IF I KNEW WHAT HAPPENED AND WAS I OKAY. I OPENED THE DOOR, STRUGGLED OUT AND TRIED TO STAND UP TO SEE WHAT HAD HIT ME; MY LEGS WOULDN'T HOLD AND I LEANED AGAINST MY VEHICLE AND CALLED 911. I LOOKED AROUND AND AT THE VEHICLES BEHIND ME, SOME WERE SMOKING AND EVERYONE WAS IN A GENERAL STATE OF SHOCK AND PANIC. THERE SEEMED TO BE NUMEROUS VEHICLES INVOLVED IN THE CRASH. THE AMBULANCE CAME, TOOK ME AWAY AND A POLICE OFFICER CAME TO MY BEDSIDE TO LET ME KNOW THE SKETCHY DETAILS THAT HE'D LEARNED FROM THE OTHER VICTIMS AND WITNESSES. MY VEHICLE WAS TOTALED. SUBSEQUENT MRIS SHOWED THAT I HAVE MULTIPLE BULGING DISCS IN MY NECK AND LOWER BACK, SOME OF WHICH ARE PRESSING ON NERVES AND CAUSING PAIN IN MY NECK, SHOULDERS, BACK, CALVES, ANKLES AND ARMS.

NHTSA complaint #10609275 — an unverified report by a vehicle owner.

at 94,000 miles Huntingdon Valley, PA

SERVICE BRAKES

TRIED TO STOP AT RED LIGHT ,AND THE BRAKE PEDAL WENT ALL THE WAY DOWN I HAD TO JUMP THE CURB NOT TO HIT ANOTHER CAR. MY HUSBAND CAME AND LOOKED AT THE TRUCK AND SAW THE BRAKE LINES WERE RUSTED THROUGH AND FLUID WAS COMING OUT. HE PUT A WHOLE CAN OF BRAKE FLUID IN SO THAT I COULD MOVE THE TRUCK DOWN THE STREET TO A SERVICE CENTER. AGAIN THE REPAIR MAN SAID ALL THE BRAKE LINES ARE RUSTED OUT. WE REPAIRED ONE A SUMMER AGO WITH THE SAME ISSUE.

NHTSA complaint #10574775 — an unverified report by a vehicle owner.

at 155,000 miles Williston, VT

SERVICE BRAKES

BRAKE LINE RUPTURED WHILE DRIVING IN THE MALL PARKING LOT - PEDAL WENT STRAIGHT TO THE FLOOR, THANKFULLY STILL HAD SOME (TINY) BRAKE LEFT TO STOP. LOOKED UNDER THE TRUCK AND SAW BRAKE FLUID DRIPPING UNDERNEATH. ALL BRAKE LINES LOOK COMPLETELY RUSTED OUT MAKING THE VEHICLE UNDRIVABLE.

NHTSA complaint #10494460 — an unverified report by a vehicle owner.

at 159,000 miles Jonesborough, TN

SERVICE BRAKES, HYDRAULIC

WE HAVE NOTICED THAT OUR CARS ANTI-LOCK BRAKES ACTIVATE WHEN WE GET TO A LOW SPEED OF ABOUT 5 MPH, CAUSING OUR STOPPING DISTANCE TO BE INCREASED, WHICH ALMOST CAUSED US TO REAR-END ANOTHER CAR. WE BOUGHT THE CAR USED ABOUT 3 MONTHS AGO AND NOTICED THIS PROBLEM ON THANKSGIVING OF THIS YEAR. THERE IS A RECALL FOR THIS PROBLEM THROUGH NHTSA CAMPAIGN ID NUMBER: 05V379000. WE CALLED GMC HOTLINE AND THEY SAY IT ISN'T COVERED BY THE RECALL. I SEE THE RECALL HAS BEEN REVISED SEVERAL TIMES ALREADY. CAN ANYTHING BE DONE BEFORE AN ACCIDENT DOES OCCUR?

NHTSA complaint #10438646 — an unverified report by a vehicle owner.

at 82,133 miles TOA Alta, PR

STRUCTURE:BODY:HATCHBACK/LIFTGATE

2001 GMC YUKON DENALI WITH 82,133 MILES. THE LIFTGATE GLASS LOOSEN IT FROM HIS DOOR HINGES.

NHTSA complaint #10386544 — an unverified report by a vehicle owner.

at 32,000 miles Cypress, CA Crash

AIR BAGS

MY WIFE WAS IMPACTED ON THE RIGHT FRONT SECTION OF HER 2001 GMC DENALI BY A HIT-AND-RUN MOTORIST. THE COLLISION OCCURRED IN THE EAST BOUND 22FWY IN ORANGE COUNTY CALIFORNIA. THE AIRBAGS DID NOT DEPLOY. THE IMPACT SPEED WAS MORE THAN 50MPH. THE AIRBAGS SHOULD HAVE DEPLOYED - OPINION FROM AAA INSURANCE AND AUTO MECHANICS THAT REPAIRED THE CAR. MY WIFE HAD TO ATTEND A CHIROPRACTOR FOR OVER A MONTH TO ADJUST HER SPINAL CHORD. UP TO THIS DAY SHE HAS BACK PAIN.

NHTSA complaint #10313665 — an unverified report by a vehicle owner.

at 70,000 miles Berlin, NJ

ENGINE AND ENGINE COOLING:ENGINE

TL*THE CONTACT OWNS A 2001 GMC DENALI. WHILE MAKING TURNS AT LESS THAN 5 MPH, THE ENGINE MAKES A RUMBLING NOISE AND THE VEHICLE STALLS. THE DEALER STATED THAT THERE WERE NO RECALLS FOR THE VEHICLE; HOWEVER, THE CONTACT HAS FOUND COMPLAINTS FOR HER VEHICLE REGARDING THE SAME FAILURE. THE DEALER ALSO STATED THAT THEY WOULD DIAGNOSE THE VEHICLE AT $96 PER HOUR. THE CONTACT WOULD HAVE TO PAY FOR THE REPAIRS. THE VEHICLE IS CURRENTLY PARKED AT HER RESIDENCE. THE FAILURE MILEAGE WAS 70,000 AND CURRENT MILEAGE WAS 85,000.

NHTSA complaint #10255315 — an unverified report by a vehicle owner.

at 90,000 miles Middlesex, NC

ENGINE AND ENGINE COOLING:ENGINE

TL*THE CONTACT OWNS A 2001 GMC DENALI. EVERYTIME THE VEHICLE UNDERGOES A ROUTINE OIL CHANGE, THE CONTACT HAS TO PLACE AN EXCESSIVE AMOUNT OF OIL BACK IN THE ENGINE SHORTLY AFTERWARDS. IN ADDITION, THE BATTERY TERMINAL CABLES SPORADICALLY LOOSEN AND CAUSE THE ALTERNATOR TO FAIL. THIRDLY, WHILE DRIVING AT VARIOUS SPEEDS, THE 4 WHEEL DRIVE SPONTANEOUSLY ENGAGES. LASTLY, THE VEHICLE IDLES ROUGHLY WHEN IT IS STARTED. THE VEHICLE WAS TAKEN TO THE DEALER ON NUMEROUS OCCASIONS, BUT THEY COULD NOT CORRECT THE FAILURE. THE CONTACT HAS COPIES OF THE VEHICLE'S SERVICE HISTORY. THE FAILURE MILEAGE WAS 90,000 AND CURRENT MILEAGE WAS 163,000.

NHTSA complaint #10231471 — an unverified report by a vehicle owner.

at 90,000 miles Middlesex, NC

ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

TL*THE CONTACT OWNS A 2001 GMC DENALI. EVERYTIME THE VEHICLE UNDERGOES A ROUTINE OIL CHANGE, THE CONTACT HAS TO PLACE AN EXCESSIVE AMOUNT OF OIL BACK IN THE ENGINE SHORTLY AFTERWARDS. IN ADDITION, THE BATTERY TERMINAL CABLES SPORADICALLY LOOSEN AND CAUSE THE ALTERNATOR TO FAIL. THIRDLY, WHILE DRIVING AT VARIOUS SPEEDS, THE 4 WHEEL DRIVE SPONTANEOUSLY ENGAGES. LASTLY, THE VEHICLE IDLES ROUGHLY WHEN IT IS STARTED. THE VEHICLE WAS TAKEN TO THE DEALER ON NUMEROUS OCCASIONS, BUT THEY COULD NOT CORRECT THE FAILURE. THE CONTACT HAS COPIES OF THE VEHICLE'S SERVICE HISTORY. THE FAILURE MILEAGE WAS 90,000 AND CURRENT MILEAGE WAS 163,000.

NHTSA complaint #10231471 — an unverified report by a vehicle owner.

at 90,000 miles Middlesex, NC

POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

TL*THE CONTACT OWNS A 2001 GMC DENALI. EVERYTIME THE VEHICLE UNDERGOES A ROUTINE OIL CHANGE, THE CONTACT HAS TO PLACE AN EXCESSIVE AMOUNT OF OIL BACK IN THE ENGINE SHORTLY AFTERWARDS. IN ADDITION, THE BATTERY TERMINAL CABLES SPORADICALLY LOOSEN AND CAUSE THE ALTERNATOR TO FAIL. THIRDLY, WHILE DRIVING AT VARIOUS SPEEDS, THE 4 WHEEL DRIVE SPONTANEOUSLY ENGAGES. LASTLY, THE VEHICLE IDLES ROUGHLY WHEN IT IS STARTED. THE VEHICLE WAS TAKEN TO THE DEALER ON NUMEROUS OCCASIONS, BUT THEY COULD NOT CORRECT THE FAILURE. THE CONTACT HAS COPIES OF THE VEHICLE'S SERVICE HISTORY. THE FAILURE MILEAGE WAS 90,000 AND CURRENT MILEAGE WAS 163,000.

NHTSA complaint #10231471 — an unverified report by a vehicle owner.

at 37,000 miles Jacksonville, FL

PARKING BRAKE

PARKING BRAKE NEVER WORKS. HAD COMPLETE SYSTEM REPLACED AT DEALERSHIP 3 YEARS AGO. DID NOT IMPROVE THE STOPPING CAPABILITIES. OTHER INDIVIDUALS WITH THE SAME VEHICLE IDENTIFY HAVE EXPLAINED THAT THIS IS A PROBLEM THEY ALSO EXPERIENCE. I AM AFRAID THAT THERE IS NO BACKUP BRAKE SYSTEM IN THE EVENT OF A PRIMARY BRAKE SYSTEM FAILURE.

NHTSA complaint #10183813 — an unverified report by a vehicle owner.

Holland Patent, NY

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

I WAS JUST WONDERING WHY MY 2001 YUKON DENALI WAS NOT COVERED BY THE RECALL FOR DEFECTIVE ABS SENSORS. I HAVE HAD TWO 2001 TAHOE'S AND A 2002 AVALANCHE ALL OF WHICH WERE COVERED BUT MY DENALI WAS NOT. I HAD TO PAY TO HAVE THE ABS SENSORS REPLACED ON THIS VEHICLE. I DON'T UNDERSTAND HOW YOU CAN LET GM GET AWAY WITH RECALLING THE CHEVROLET BRAND BUT NOT THE GMC BRAND. IT'S THE SAME PART NUMBER AND SAME PARTS USED ON BOTH BRANDS. PLEASE REPLY WITH A JUSTIFICATION IF YOU CAN SO THAT I MAY BETTER UNDERSTAND THE REASONING. THANK YOU.

NHTSA complaint #10178815 — an unverified report by a vehicle owner.

at 68,640 miles Cranston, RI

POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

DT*: THE CONTACT STATED WHILE DRIVING 60MPH UNDER NORMAL DRIVING CONDITIONS, THERE WAS A RATTLING NOISE FROM UNDERNEATH THE VEHICLE AND THE VEHICLE PROCEEDED TO STALL WITHOUT WARNING. THE CONTACT MANAGED TO PULL OVER AND PARK THE VEHICLE. UPON FURTHER INVESTIGATION, THE DRIVELINE DIFFERENTIAL UNIT WAS BROKEN INTO PIECES. DUE TO THE INABILITY OF THE VEHICLE BEING DRIVEN, THE VEHICLE WAS TOWED HOME. A MECHANIC FROM A DEALERSHIP INSPECTED THE VEHICLE. THE MECHANIC SUGGESTED REPLACING THE DRIVELINE DIFFERENTIAL UNIT.

NHTSA complaint #10149867 — an unverified report by a vehicle owner.

at 50,600 miles Tinley Park, IL

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

1. VEHICLE QUIT RUNNING ON HIGHWAY EXIT RAMP. ENGINE WOULD CRANK, BUT NOT START. PUSHED TO SIDE OF ROAD. AFTER SEVERAL MORE ATTEMPTS TO START, ENGINE DID START. WOULD NOT RESTART NEXT DAY. 2. FUEL PUMP WIRING IN THE GAS TANK MELTED AND ONE TERMINAL IN THE MODULE'S CONNECTOR EXHIBITED SIGNS OF ARCING/HEAT. 3. BOTH THE FUEL PUMP/SENDING UNIT MODULE AND THE CONNECTOR WERE REPLACED. I DO HAVE POSSESSION OF BOTH PARTS.

NHTSA complaint #10145986 — an unverified report by a vehicle owner.

at 64,300 miles Gladstone, NJ

POWER TRAIN:AUTOMATIC TRANSMISSION

DT: THE CONTACT STATED THE TRANSMISSION SEAL WAS DEFECTIVE AFTER A CERTAIN AMOUNT OF MILES, IT ALLOWED THE COOLING SYSTEM TO LEAK INTO THE TRANSMISSION. WHEN ACCELERATING THE TRANSMISSION WOULD DOWN SHIFT INTO FIRST GEAR, THIS WOULD MAKE THE VEHICLE JUMP. THE TRANSMISSION FAILED AT AN INTERSECTION. WHEN THIS OCCURRED THE VEHICLE HAD TO BE DRIVEN HOME AND TO THE DEALERSHIP IN FIRST GEAR. IT WAS TAKEN TO THE DEALERSHIP WHO DIAGNOSED THE PROBLEM. THE TRANSMISSION SEAL BROKE BECAUSE THE TRANSMISSION WAS DOWN SHIFTING TOO HARD. *AK UPDATED 11/16/2005 - THE HEADLAMP LENS WAS LOOSE. THE POWER STEERING PULLEY WAS OUT OF POSITION AND CAUSED THE SERPENTINE BELT IS SQUEAKING. THE PULLEY WAS REPOSITIONED. A SMALL FUEL VAPOR LEAK WAS DETECTED POSSIBLY FROM FUEL FILLER CAP NOT BEING FULLY TIGHTENED. THE FUEL PUMP LEAKED WHEN THE TANK WAS FULL. IT WAS NECESSARY TO REPLACE THE FUEL TANK SENDING UNIT. *NM A FRONT END ALIGNMENT WAS PERFOMED ON THE VEHICLE. UPDATED 01/19/06.

NHTSA complaint #10140731 — an unverified report by a vehicle owner.

at 64,300 miles Gladstone, NJ

STEERING:HYDRAULIC POWER ASSIST SYSTEM

DT: THE CONTACT STATED THE TRANSMISSION SEAL WAS DEFECTIVE AFTER A CERTAIN AMOUNT OF MILES, IT ALLOWED THE COOLING SYSTEM TO LEAK INTO THE TRANSMISSION. WHEN ACCELERATING THE TRANSMISSION WOULD DOWN SHIFT INTO FIRST GEAR, THIS WOULD MAKE THE VEHICLE JUMP. THE TRANSMISSION FAILED AT AN INTERSECTION. WHEN THIS OCCURRED THE VEHICLE HAD TO BE DRIVEN HOME AND TO THE DEALERSHIP IN FIRST GEAR. IT WAS TAKEN TO THE DEALERSHIP WHO DIAGNOSED THE PROBLEM. THE TRANSMISSION SEAL BROKE BECAUSE THE TRANSMISSION WAS DOWN SHIFTING TOO HARD. *AK UPDATED 11/16/2005 - THE HEADLAMP LENS WAS LOOSE. THE POWER STEERING PULLEY WAS OUT OF POSITION AND CAUSED THE SERPENTINE BELT IS SQUEAKING. THE PULLEY WAS REPOSITIONED. A SMALL FUEL VAPOR LEAK WAS DETECTED POSSIBLY FROM FUEL FILLER CAP NOT BEING FULLY TIGHTENED. THE FUEL PUMP LEAKED WHEN THE TANK WAS FULL. IT WAS NECESSARY TO REPLACE THE FUEL TANK SENDING UNIT. *NM A FRONT END ALIGNMENT WAS PERFOMED ON THE VEHICLE. UPDATED 01/19/06.

NHTSA complaint #10140731 — an unverified report by a vehicle owner.

at 64,300 miles Gladstone, NJ

EXTERIOR LIGHTING:HEADLIGHTS

DT: THE CONTACT STATED THE TRANSMISSION SEAL WAS DEFECTIVE AFTER A CERTAIN AMOUNT OF MILES, IT ALLOWED THE COOLING SYSTEM TO LEAK INTO THE TRANSMISSION. WHEN ACCELERATING THE TRANSMISSION WOULD DOWN SHIFT INTO FIRST GEAR, THIS WOULD MAKE THE VEHICLE JUMP. THE TRANSMISSION FAILED AT AN INTERSECTION. WHEN THIS OCCURRED THE VEHICLE HAD TO BE DRIVEN HOME AND TO THE DEALERSHIP IN FIRST GEAR. IT WAS TAKEN TO THE DEALERSHIP WHO DIAGNOSED THE PROBLEM. THE TRANSMISSION SEAL BROKE BECAUSE THE TRANSMISSION WAS DOWN SHIFTING TOO HARD. *AK UPDATED 11/16/2005 - THE HEADLAMP LENS WAS LOOSE. THE POWER STEERING PULLEY WAS OUT OF POSITION AND CAUSED THE SERPENTINE BELT IS SQUEAKING. THE PULLEY WAS REPOSITIONED. A SMALL FUEL VAPOR LEAK WAS DETECTED POSSIBLY FROM FUEL FILLER CAP NOT BEING FULLY TIGHTENED. THE FUEL PUMP LEAKED WHEN THE TANK WAS FULL. IT WAS NECESSARY TO REPLACE THE FUEL TANK SENDING UNIT. *NM A FRONT END ALIGNMENT WAS PERFOMED ON THE VEHICLE. UPDATED 01/19/06.

NHTSA complaint #10140731 — an unverified report by a vehicle owner.

at 64,300 miles Gladstone, NJ

SUSPENSION

DT: THE CONTACT STATED THE TRANSMISSION SEAL WAS DEFECTIVE AFTER A CERTAIN AMOUNT OF MILES, IT ALLOWED THE COOLING SYSTEM TO LEAK INTO THE TRANSMISSION. WHEN ACCELERATING THE TRANSMISSION WOULD DOWN SHIFT INTO FIRST GEAR, THIS WOULD MAKE THE VEHICLE JUMP. THE TRANSMISSION FAILED AT AN INTERSECTION. WHEN THIS OCCURRED THE VEHICLE HAD TO BE DRIVEN HOME AND TO THE DEALERSHIP IN FIRST GEAR. IT WAS TAKEN TO THE DEALERSHIP WHO DIAGNOSED THE PROBLEM. THE TRANSMISSION SEAL BROKE BECAUSE THE TRANSMISSION WAS DOWN SHIFTING TOO HARD. *AK UPDATED 11/16/2005 - THE HEADLAMP LENS WAS LOOSE. THE POWER STEERING PULLEY WAS OUT OF POSITION AND CAUSED THE SERPENTINE BELT IS SQUEAKING. THE PULLEY WAS REPOSITIONED. A SMALL FUEL VAPOR LEAK WAS DETECTED POSSIBLY FROM FUEL FILLER CAP NOT BEING FULLY TIGHTENED. THE FUEL PUMP LEAKED WHEN THE TANK WAS FULL. IT WAS NECESSARY TO REPLACE THE FUEL TANK SENDING UNIT. *NM A FRONT END ALIGNMENT WAS PERFOMED ON THE VEHICLE. UPDATED 01/19/06.

NHTSA complaint #10140731 — an unverified report by a vehicle owner.

at 64,300 miles Gladstone, NJ

FUEL SYSTEM, GASOLINE

DT: THE CONTACT STATED THE TRANSMISSION SEAL WAS DEFECTIVE AFTER A CERTAIN AMOUNT OF MILES, IT ALLOWED THE COOLING SYSTEM TO LEAK INTO THE TRANSMISSION. WHEN ACCELERATING THE TRANSMISSION WOULD DOWN SHIFT INTO FIRST GEAR, THIS WOULD MAKE THE VEHICLE JUMP. THE TRANSMISSION FAILED AT AN INTERSECTION. WHEN THIS OCCURRED THE VEHICLE HAD TO BE DRIVEN HOME AND TO THE DEALERSHIP IN FIRST GEAR. IT WAS TAKEN TO THE DEALERSHIP WHO DIAGNOSED THE PROBLEM. THE TRANSMISSION SEAL BROKE BECAUSE THE TRANSMISSION WAS DOWN SHIFTING TOO HARD. *AK UPDATED 11/16/2005 - THE HEADLAMP LENS WAS LOOSE. THE POWER STEERING PULLEY WAS OUT OF POSITION AND CAUSED THE SERPENTINE BELT IS SQUEAKING. THE PULLEY WAS REPOSITIONED. A SMALL FUEL VAPOR LEAK WAS DETECTED POSSIBLY FROM FUEL FILLER CAP NOT BEING FULLY TIGHTENED. THE FUEL PUMP LEAKED WHEN THE TANK WAS FULL. IT WAS NECESSARY TO REPLACE THE FUEL TANK SENDING UNIT. *NM A FRONT END ALIGNMENT WAS PERFOMED ON THE VEHICLE. UPDATED 01/19/06.

NHTSA complaint #10140731 — an unverified report by a vehicle owner.

at 15,000 miles Dallas, PA

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

I HAVE A 2001 YUKON DENALI THAT HAS THE PROBLEM DETAILED IN INVESTIGATION # PE05020. THE ABS ACTIVATES AT LOW SPEED. I HAD BROUGHT THIS TO A DEALER FOR REPAIR. THEY FIXED THE DRIVERS SIDE BUT THE PROBLEM PERSISTS. THEY ASSUME THE PASENGER SIDE ABS SENSOR NOW HAS A PROBLEM. I HAVE ALSO HAD THE FRONT BRAKE DRUMS REPLACED TWICE ON THIS VEHICLE AND IT ONLY HAS 21,000 MILES ON IT.I HAVE HAD AN ACCIDENT WITH THHIS PROBLEM IN THE WINTER.

NHTSA complaint #10129076 — an unverified report by a vehicle owner.

at 48,500 miles Shelby Township, MI

STEERING:HYDRAULIC POWER ASSIST:PUMP

I HAD A POWER STEERING FAILURE THAT HAPPENED IN A PARKING LOT ON SAT. JUNE4TH SHORTLY AFTER TURNING ON MY AIR CONDITIONING. I WAS ATTEMPTING TO LEAVE A PARKING LOT WHEN I THOUGHT MY ENGINE HAD STALLED BECAUSE I HAD NO POWER STEERING. HAD THE TIMING IN THE LOSS OF POWER STEERING BEEN IN A DIFFERENT SITUATION IT COULD HAVE BEEN TRAGIC FOR ME, MY FAMILY AND/OR OTHERS !!! I TOOK MY VEHICLE INTO KELLER AUTOMOTIVE IN SHELBY TOWNSHIP, MI. AFTER I HAD CAUSED JIM CAUSLEY PONTIC IN MT. CLEMENS MICHIGAN TO FIND OUT IF THIS ITEM MIGHT STILL BE UNDER WARRANTY. AFTER I FOUND OUT IT WASN'T I TOOK IT TO KELLERS WHERE THEY ALMOST IMMEDIATELY KNEW WHAT THE PROBLEM WAS. I BELIEVE THEY STATED THAT IT WAS THE SHAFT IN THE POWER STEERING PUMP THAT FAILS. THOUGH THEY DID SAY THEY HAVE NOT SEEN IT OFTEN IN MY MODEL THEY SAID IT WAS SEEN IN OTHER LIGHT DUTY GM TRUCKS THAT SHARE THE SAME POWER STEERING PUMP. THEY STATED TO ME THAT GM HAS UPGRADED THEIR PUMPS TO HAVE A HEAVIER DUTY SHAFT WHICH WAS $394 FOR THE PART ALONE. IF THIS IS A COMMON PROBLEM I WOULD DEFINITELY CONSIDER IT A SAFETY ISSUE AND EXPECT GM TO ANNOUNCE A RECALL REGARDING THIS ISSUE. I WILL HOLD ON TO MY RECEIPT IN HOPES THAT GM WOULD COME TO THE TABLE REGARDING RESOLVING THIS ISSUE OR THAT THE NHTSA COULD POSSIBLY FORCE THE ISSUE IF NECCESSARY. IF THIS IS AN ISOLATED INCIDENT I'M SORRY FOR WASTING YOUR TIME BUT I WOULD HOPE THAT SOMETHING COULD BE DONE BEFORE THE POTENTIAL LOSS OF LIFE OCCURS IF I AM CORRECT IN UNDERSTANDING THAT THIS IS NOT UNCOMMON, THANK YOU FOR YOUR TIME AND HELP !!, SINCERELY, PERRY M. HOUSER

NHTSA complaint #10124309 — an unverified report by a vehicle owner.

at 63,900 miles Wallingford, CT

STEERING:HYDRAULIC POWER ASSIST:PUMP

MY HUSBAND WAS DRIVING WITH MY FOUR CHILDREN GOING ABOUT 5MPH WHEN HE WENT TO MAKE A LEFT TURN AND LOST THE POWER STEERING. BEING SO CLOSE TO HOME, HE WAS ABLE TO DRIVE IT HOME. MY HUSBAND ALSO NOTICED THAT AN AXLE SEAL WAS LEAKING AS WELL AND THIS WAS ALSO CONSIDERED COMMON FOR PROBLEMS. WE USE THIS VEHICLE AS OUR ONLY FAMILY CAR, SO NATURALLY WE HAD IT FIXED RIGHT AWAY. WHAT REALLY CONCERNED AND ALERTED MYSELF TO THIS COMPLAINT WAS WHEN MY HUSBAND TOOK THE VEHICLE IN TO GET LOOKED AT A MECHANIC TOLD HIM THAT THEY HAVE FIXED THESE TYPES OF PROBLEMS MANY TIMES BEFORE AND IT WOULD ONLY TAKE TWO HOURS. WHEN I WENT TO PICK UP THE VEHICLE, I ASKED FOR MYSELF AGAIN, AND THE SAME MECHANIC TOLD ME IT IS VERY COMMON WITH THESE VEHICLES (SUV"S) WHY DID THIS HAPPENED WITH ONLY 60,000 MILES? THIS IS NOT VERY ENCOURAGING AND IS SOMEWHAT UPSETTING. I AM VERY CONCERNED BECAUSE I AM RELOCATING TO TEXAS AND THIS COULD HAVE BEEN A DISASTER IF WE WERE TRAVEING WITH THIS VEHICLE AND POSSIBLY A TRAILER ATTACHED. I AM VERY CONCERNED THAT IT MAY HAPPEN AGAIN AS I NOTICED THERE WAS A SIMILAR COMPLAINT BEFORE MINE AND THE SAME VEHICLE MAKE AND YEAR. I HAVE NEVER HAD TO REPLACE A STEERING PUMP WITH ANY OTHER VEHICLE I HAVE OWNED. WE BOUGHT THIS VEHICLE USED AFTER IT WAS TURNED IN FROM A LEASE. I AM CONVINCED THAT I PURCHASED THIS VEHICLE WITH THIS PROBLEM ALREADY IN MOTION, ALTHOUGH I CANNOT PROVE IT. I WOULD APPRECIATE THIS LOOKED INTO AND A RESPONSE TO MY COMPLAINT IN A TIMELY FASHION. I MAY HAVE OVERLOOKED THIS BUT CONSIDERING THIS MECHANIC INFORMED ME AND MY HUSBAND THAT HE HAS WORKED ON THESE MANY TIMES BEFORE REALLY CONCERNS ME. I WILL CONTINUE TO PURSUE THIS.

NHTSA complaint #10120581 — an unverified report by a vehicle owner.

at 63,900 miles Wallingford, CT

POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL

MY HUSBAND WAS DRIVING WITH MY FOUR CHILDREN GOING ABOUT 5MPH WHEN HE WENT TO MAKE A LEFT TURN AND LOST THE POWER STEERING. BEING SO CLOSE TO HOME, HE WAS ABLE TO DRIVE IT HOME. MY HUSBAND ALSO NOTICED THAT AN AXLE SEAL WAS LEAKING AS WELL AND THIS WAS ALSO CONSIDERED COMMON FOR PROBLEMS. WE USE THIS VEHICLE AS OUR ONLY FAMILY CAR, SO NATURALLY WE HAD IT FIXED RIGHT AWAY. WHAT REALLY CONCERNED AND ALERTED MYSELF TO THIS COMPLAINT WAS WHEN MY HUSBAND TOOK THE VEHICLE IN TO GET LOOKED AT A MECHANIC TOLD HIM THAT THEY HAVE FIXED THESE TYPES OF PROBLEMS MANY TIMES BEFORE AND IT WOULD ONLY TAKE TWO HOURS. WHEN I WENT TO PICK UP THE VEHICLE, I ASKED FOR MYSELF AGAIN, AND THE SAME MECHANIC TOLD ME IT IS VERY COMMON WITH THESE VEHICLES (SUV"S) WHY DID THIS HAPPENED WITH ONLY 60,000 MILES? THIS IS NOT VERY ENCOURAGING AND IS SOMEWHAT UPSETTING. I AM VERY CONCERNED BECAUSE I AM RELOCATING TO TEXAS AND THIS COULD HAVE BEEN A DISASTER IF WE WERE TRAVEING WITH THIS VEHICLE AND POSSIBLY A TRAILER ATTACHED. I AM VERY CONCERNED THAT IT MAY HAPPEN AGAIN AS I NOTICED THERE WAS A SIMILAR COMPLAINT BEFORE MINE AND THE SAME VEHICLE MAKE AND YEAR. I HAVE NEVER HAD TO REPLACE A STEERING PUMP WITH ANY OTHER VEHICLE I HAVE OWNED. WE BOUGHT THIS VEHICLE USED AFTER IT WAS TURNED IN FROM A LEASE. I AM CONVINCED THAT I PURCHASED THIS VEHICLE WITH THIS PROBLEM ALREADY IN MOTION, ALTHOUGH I CANNOT PROVE IT. I WOULD APPRECIATE THIS LOOKED INTO AND A RESPONSE TO MY COMPLAINT IN A TIMELY FASHION. I MAY HAVE OVERLOOKED THIS BUT CONSIDERING THIS MECHANIC INFORMED ME AND MY HUSBAND THAT HE HAS WORKED ON THESE MANY TIMES BEFORE REALLY CONCERNS ME. I WILL CONTINUE TO PURSUE THIS.

NHTSA complaint #10120581 — an unverified report by a vehicle owner.