Owners have filed 19 complaints
about the 2007 GMC Sierra 3500 with NHTSA between 2008 and 2025.
The largest single group is the airbags.
Across this model's run it ranks 12 of 26 worst.
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.
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 33
Against the median year of the GMC Sierra 3500. 50 means typical for this
model; 100 means roughly double.
Severity — 54
10.5% of these complaints
involved a crash, fire, injury or death, against a national rate of
9.7%.
Early failure — 85
50% of failures with a mileage on record happened under
36,000 miles, against a national rate of
29%.
How 2007 compares with every other GMC Sierra 3500
Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade:
A
B
C
D
F
ungraded
What breaks on a 2007 GMC Sierra 3500
Every complaint is filed against a part. Follow any row for the complaints about that part alone.
Airbags
736.8%
Median failure at 49,000 miles
Brakes
315.8%
Median failure at 4,950 miles
Engine & Cooling
315.8%
0 crashes, 1 fires · median 148,000 mi
Electrical System
210.5%
Median failure at 8,970 miles
Transmission & Drivetrain
210.5%
Median failure at 12,990 miles
Suspension
15.3%
Median failure at 114,000 miles
Body & Structure
15.3%
Median failure at 36,000 miles
When it fails
Odometer readings owners gave when they filed. About half of all
complaints include one.
1,000 – 9,999 miles
325.0%
10,000 – 24,999 miles
216.7%
25,000 – 49,999 miles
325.0%
50,000 – 74,999 miles
18.3%
100,000 – 149,999 miles
216.7%
150,000+ miles
18.3%
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.
Oct 2008peak 2Jul 2025
NHTSA investigations into the 2007 GMC Sierra 3500
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.
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious or even fatal injury to vehicle occupants. See 2016 Blomquist Report at www.nhtsa.gov/sites/nhtsa.gov/files/documents/expert_report-hrblomquist.pdf.C...
EA08010Opened 12 Jun 2008Closed 8 Sep 2008ELECTRICAL SYSTEM:12V/24V/48V BATTERY
NON-CRASH ENGINE COMPARTMENT FIRES
IN A LETTER DATED AUGUST 27, 2008, GENERAL MOTORS CORP. (GM) NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL (NHTSA RECALL NUMBER 08V-441) TO ADDRESS A SAFETY RELATEDDEFECT THAT CAN RESULT IN ENGINE COMPARTMENT FIRE IN APPROXIMATELY 850,000 VEHICLES EQUIPPED WITH A HEATED WINDSHIELD WASHER FLUID OPTION.THE SUBJECT VEHICLES OF THIS INVESTIGATION COMPRISE OVER THREE-QUARTERS OF THE RECALL POPULATION. ACCORDING TO GM, A SHORT CIRCUIT ON THE PRINTED CIRCUIT BOARD FOR THE WINDSHIELD WASHER FLUID HEATER MODULE MAY OVERHEAT THE CONTROL-CIRCUIT GROUND WIRE. THIS MAY CAUSE OTHER ELECTRICAL FEATURES...
PE08010Opened 4 Feb 2008Closed 12 Jun 2008ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
NON-CRASH ENGINE COMPARTMENT FIRES
IN RESPONSE TO AN INFORMATION REQUEST LETTER SENT BY THE OFFICE OF DEFECTS INVESTIGATION(ODI) DURING PRELIMINARY EVALUATION PE08-010, GM PROVIDED ODI WITH 41 ALLEGATIONS OF NON-CRASH ENGINE COMPARTMENT FIRES INCLUDING 16 ALLEGATIONS OF FIRES ORIGINATING WITH THE IGNITION IN THE OFF POSITION.ONE OF THE FIRES WAS DETERMINED TO BE CAUSED BY AN ARSON EVENT.ODI HAS ALSO RECEIVED 5 REPORTS, 4 OF WHICH ARE OF DUPLICATIVE OF REPORTS PROVIDED BY GM, ALLEGING NON-CRASH ENGINE COMPARTMENT FIRES IN THE SUBJECT VEHICLES.IN TOTAL, ODI IS AWARE OF 41 NON-CRASHENGINE COMPARTMENT FIRES IN THE SUBJECT VEHICLES...
Complaints that involved harm
Reports where the owner recorded a crash, a fire, an injury or a death.
at 260,000 milesCarbondale, PAFire1 injured
ENGINE
TL* THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT NOTICED BLACK SMOKE IN HIS HOME. HE THEN NOTICED THAT THE VEHICLE WAS ENGULFED IN FLAMES. THE FIRE DEPARTMENT WAS NOT CONTACTED BECAUSE THE CONTACT WAS ABLE TO CONTAIN THE FIRE. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS NOT TOWED AND REMAINED AT THE CONTACT'S RESIDENCE. THE DEALER AND MANUFACTURER WERE NOT CONTACTED. THE CONTACT SUFFERED MINOR BURNS, WHICH DID NOT REQUIRE MEDICAL ATTENTION. THE FAILURE MILEAGE WAS APPROXIMATELY 260,000.
NHTSA complaint #11071752 — an unverified report by a vehicle owner.
The most recent complaints
In the owners' own words, exactly as filed with NHTSA.
Chewelah, WA
AIR BAGS
The contact owns a 2007 GMC Sierra 3500. The contact received notification of NHTSA Campaign Number: 15V324000 (Air Bags) and would like to be removed from the recall distribution list. The local dealer and manufacturer were not contacted.
NHTSA complaint #11671977 — an unverified report by a vehicle owner.
at 106,000 milesCrossville, TN
SERVICE BRAKES
TL* THE CONTACT OWNS A 2007 GMC SIERRA 3500. WHILE DRIVING APPROXIMATELY 20-30 MPH, THE BRAKE PEDAL WAS DEPRESSED, BUT FAILED TO SLOW DOWN OR STOP THE VEHICLE. THE CONTACT WAS ABLE TO PULL INTO A FUEL STATION AND ENGAGED THE PARKING BRAKE TO STOP THE VEHICLE. THE CONTACT INSPECTED THE VEHICLE AND NOTICED BRAKE FLUID POURING FROM THE BRAKE LINES UNDERNEATH THE VEHICLE. THE CONTACT STATED THAT THE BRAKE LINES WERE COMPLETELY RUSTED THROUGH. THE VEHICLE WAS TAKEN TO CASEY'S FRONTIER CHEVROLET (LOCATED AT 2350 COOKEVILLE HWY, LIVINGSTON, TN 38570, (931) 563-9076) AND REPAIRED. HOWEVER, WHEN THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE WOULD STOP AS INTENDED, BUT THE BRAKE PEDAL WOULD TRAVEL TO THE FLOORBOARD. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 106,000.
NHTSA complaint #11217521 — an unverified report by a vehicle owner.
at 260,000 milesCarbondale, PAFire1 injured
ENGINE
TL* THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT NOTICED BLACK SMOKE IN HIS HOME. HE THEN NOTICED THAT THE VEHICLE WAS ENGULFED IN FLAMES. THE FIRE DEPARTMENT WAS NOT CONTACTED BECAUSE THE CONTACT WAS ABLE TO CONTAIN THE FIRE. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS NOT TOWED AND REMAINED AT THE CONTACT'S RESIDENCE. THE DEALER AND MANUFACTURER WERE NOT CONTACTED. THE CONTACT SUFFERED MINOR BURNS, WHICH DID NOT REQUIRE MEDICAL ATTENTION. THE FAILURE MILEAGE WAS APPROXIMATELY 260,000.
NHTSA complaint #11071752 — an unverified report by a vehicle owner.
at 70,000 milesLawrence, KS
AIR BAGS
DASH CRACKS AROUND PASSENGER AIR BAG AND OVER DRIVER DISPLAY. SHOULD AIR BAGS DEPLOY, BROKEN DASH PIECES CUT, THUS COMPROMISE AIR BAG EFFECTIVENESS. ALSO BROKEN DASH SHARDS MAY BE PROJECTED IN THE EVENT OF DEPLOYMENT CREATING HIGH VELOCITY, DANGEROUS SHRAPNEL. VEHICLE WAS PARKED IN GARAGE. 2011. STILL OWN THE VEHICLE.
NHTSA complaint #10972056 — an unverified report by a vehicle owner.
Snowmass Village, CO
AIR BAGS
TL* TAKATA RECALL. THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V324000 (AIR BAGS) HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.
NHTSA complaint #10948815 — an unverified report by a vehicle owner.
at 28,000 milesFront Royal, VA
AIR BAGS
IT IS TOTALLY UNACCEPTABLE FOR IT TO TAKE OVER A YEAR FOR A DEALER TO RECEIVE THE PARTS TO COMPLETE A SAFETY RECALL. WHEN I CONTACTED GM THEY TOLD ME THEY RECOMMENDED I HAVE NO ONE SITTING IN THE PASSENGER SEAT, WHICH WAS THEIR ONLY SOLUTION AT THIS TIME. MEANWHILE I SUFFERED FROM THE LOSS OF USE OF MY VEHICLE.
NHTSA complaint #10917900 — an unverified report by a vehicle owner.
Louisville, MS
AIR BAGS
TL* TAKATA RECALL. THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V324000 (AIR BAGS) AND STATED THAT THE PART NEEDED FOR THE REPAIR WAS NOT AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.
NHTSA complaint #10885139 — an unverified report by a vehicle owner.
Port St.lucie, FL
AIR BAGS
TL* TAKATA RECALL. THE CONTACT OWNS A 2007 GMC SEIRRA 3500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V324000 (AIR BAGS). THE PART TO DO THE RECALL REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS AWARE OF THE ISSUE. THE VIN WAS INVALID. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.
NHTSA complaint #10883064 — an unverified report by a vehicle owner.
Seattle, WA
AIR BAGS
TL* TAKATA RECALL. THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT RECEIVED A RECALL NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V324000 (AIR BAGS). THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR REPAIR. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT. THE VIN WAS UNAVAILABLE.
NHTSA complaint #10855237 — an unverified report by a vehicle owner.
Acushnet, MA
ENGINE
TL* THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V438000 (ENGINE AND ENGINE COOLING); HOWEVER, THE PART TO DO THE REPAIRS WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE.
NHTSA complaint #10794314 — an unverified report by a vehicle owner.
at 4,950 milesSidney, ME
ELECTRICAL SYSTEM
VEHICLE IS EQUIPPED WITH FACTORY INTEGRATED TRAILER BRAKE CONTROL (ITBC). BACK IN JAN., 2011 I GOT A MESSAGE IN THE DRIVER INFORMATION CENTER (DIC): IT SAID "SERVICE TRAILER BRAKE SYSTEM". MESSAGE INTERMITTENT AT FIRST, AND THEN MORE FREQUENTLY , AND THEN MESSAGE APPEARED AT START-UP EVERY TIME. DEALER FIXED PROBLEM. IN APRIL OF 2013 THE SAME PROBLEM HAS RETURNED IN EXACTLY THE SAME PATTERN AS THE PREVIOUS FAULT. THIS A FAULTY SYSTEM AT BEST, AND HAS SERIOUS DESIGN FLAWS. THE SERIOUS SAFETY ISSUE HERE IS: WHEN THE "SERVICE TRAILER BRAKE SYSTEM" MESSAGE APPEARS ON THE DIC; ALL TRAILER BRAKING IS LOST. THERE IS NO DEFAULT OR BACK-UP SYSTEM IN WHICH TO APPLY TRAILER BRAKES. EVEN THE MANUAL TRAILER BRAKE CONTROL BUILT INTO THE ITBC IS ALSO RENDERED INOPERABLE. THIS ITBC FAILURE COULD HAPPEN AT ANY TIME, AND AT ANY SPEED. THIS VEHICLE IS RATED TO TOW A TRAILER OF 10,000LBS. PLUS. MANY PEOPLES LIVES COULD BE PUT IN JEOPARDY IF SUDDENLY ALL TRAILER BRAKING WERE LOST ON A STEEP DOWNGRADE. THIS ITBC SYSTEM NEEDS TO BE RE-DESIGNED SO THAT A VEHICLE OPERATOR CAN OPERATE THE TRAILER BRAKES MANUALLY IF AUTOMATIC TRAILER BRAKE CONTROL IS LOST WHEN THE OPERATOR GETS A "SERVICE TRAILER BRAKE SYSTEM" ON THE DIC.
NHTSA complaint #10663110 — an unverified report by a vehicle owner.
at 4,950 milesSidney, ME
SERVICE BRAKES
VEHICLE IS EQUIPPED WITH FACTORY INTEGRATED TRAILER BRAKE CONTROL (ITBC). BACK IN JAN., 2011 I GOT A MESSAGE IN THE DRIVER INFORMATION CENTER (DIC): IT SAID "SERVICE TRAILER BRAKE SYSTEM". MESSAGE INTERMITTENT AT FIRST, AND THEN MORE FREQUENTLY , AND THEN MESSAGE APPEARED AT START-UP EVERY TIME. DEALER FIXED PROBLEM. IN APRIL OF 2013 THE SAME PROBLEM HAS RETURNED IN EXACTLY THE SAME PATTERN AS THE PREVIOUS FAULT. THIS A FAULTY SYSTEM AT BEST, AND HAS SERIOUS DESIGN FLAWS. THE SERIOUS SAFETY ISSUE HERE IS: WHEN THE "SERVICE TRAILER BRAKE SYSTEM" MESSAGE APPEARS ON THE DIC; ALL TRAILER BRAKING IS LOST. THERE IS NO DEFAULT OR BACK-UP SYSTEM IN WHICH TO APPLY TRAILER BRAKES. EVEN THE MANUAL TRAILER BRAKE CONTROL BUILT INTO THE ITBC IS ALSO RENDERED INOPERABLE. THIS ITBC FAILURE COULD HAPPEN AT ANY TIME, AND AT ANY SPEED. THIS VEHICLE IS RATED TO TOW A TRAILER OF 10,000LBS. PLUS. MANY PEOPLES LIVES COULD BE PUT IN JEOPARDY IF SUDDENLY ALL TRAILER BRAKING WERE LOST ON A STEEP DOWNGRADE. THIS ITBC SYSTEM NEEDS TO BE RE-DESIGNED SO THAT A VEHICLE OPERATOR CAN OPERATE THE TRAILER BRAKES MANUALLY IF AUTOMATIC TRAILER BRAKE CONTROL IS LOST WHEN THE OPERATOR GETS A "SERVICE TRAILER BRAKE SYSTEM" ON THE DIC.
NHTSA complaint #10663110 — an unverified report by a vehicle owner.
Buda, TX
POWER TRAIN
TRANSMISSION COOLER LINE LEAK COULD LEAK OUT ALL FLUID AND CAUSE TRANSMISSION FAILURE. THE CONSUMER WAS INFORMED THE VEHICLE NEEDED TRANSMISSION COOLER LINES, TRANSMISSION FLUID AND CONDITIONER AT A COST OF $ 822.32. THE SERVICE MANAGER AGREED TO CUT THE BILL TO $411.16. THE CONSUMER CONTACTED GM CUSTOMER SERVICE TO MAKE A COMPLAINT. AFTER AN INVESTIGATION, THE CONSUMER WAS INFORMED BY GM THAT THE DEALER STATED THE FAILURE WAS CAUSED BY THE AGE OF THE VEHICLE AND GM WOULD NOT COVER THE COST OF THE PART. THE CONSUMER STATED THE PART WAS MADE OF DEFECTIVE MATERIALS AND SHOULD HAVE BEEN RECALLED. WHEN THE CONSUMER CONTACTED THE DEALER, THEY STATED THEY HAD NOT MADE A DIAGNOSIS OF THE FAILURE AND THE PARTS WERE SENT TO GM TO BE EXAMINED. UPDATED IVOQ 01/04/12 *JB
NHTSA complaint #10440229 — an unverified report by a vehicle owner.
at 36,000 milesMonroe, MI
ENGINE AND ENGINE COOLING
TL* THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT STATED THAT THE VEHICLE WAS BURNING OIL MORE RAPIDLY THAN NORMAL. THE MANUFACTURER WAS NOTIFIED AND INFORMED HIM THAT THE VEHICLE COULD BURN ONE FULL QUART OF OIL EVERY 1,000 MILES TRAVELED. THE DEALER RESEALED THE TURBO BUT TO NO AVAIL. IN ADDITION, WHEN DRIVING OVER ROAD BUMPS HE COULD HEAR THE DOORS SHIFTING INSIDE OF THE DOOR FRAME. THE MANUFACTURER ADVISED THAT THE FAILURE WAS NORMAL. THE DEALER MADE REPAIRS TO THE BODY BOLTS BUT THE FAILURE PERSISTED. THE DEALER ADVISED THAT HE SHOULD OIL THE DOORS TO REDUCE THE AMOUNT OF NOISE. THE FAILURE MILEAGE WAS 36,000 AND THE CURRENT MILEAGE WAS 58,000.
NHTSA complaint #10349934 — an unverified report by a vehicle owner.
at 36,000 milesMonroe, MI
STRUCTURE
TL* THE CONTACT OWNS A 2007 GMC SIERRA 3500. THE CONTACT STATED THAT THE VEHICLE WAS BURNING OIL MORE RAPIDLY THAN NORMAL. THE MANUFACTURER WAS NOTIFIED AND INFORMED HIM THAT THE VEHICLE COULD BURN ONE FULL QUART OF OIL EVERY 1,000 MILES TRAVELED. THE DEALER RESEALED THE TURBO BUT TO NO AVAIL. IN ADDITION, WHEN DRIVING OVER ROAD BUMPS HE COULD HEAR THE DOORS SHIFTING INSIDE OF THE DOOR FRAME. THE MANUFACTURER ADVISED THAT THE FAILURE WAS NORMAL. THE DEALER MADE REPAIRS TO THE BODY BOLTS BUT THE FAILURE PERSISTED. THE DEALER ADVISED THAT HE SHOULD OIL THE DOORS TO REDUCE THE AMOUNT OF NOISE. THE FAILURE MILEAGE WAS 36,000 AND THE CURRENT MILEAGE WAS 58,000.
NHTSA complaint #10349934 — an unverified report by a vehicle owner.
at 2,000 milesGreen Lane, PA
SERVICE BRAKES, HYDRAULIC
TL * THE CONTACT OWNS 2007 GMC SIERRA 3500. WHILE DRIVING AT SPEEDS OF 45 MPH THE CONTACT DEPRESSED THE BRAKES AND THE BRAKE PEDAL FELL FURTHER ONTO THE FLOOR BOARD THAN USUAL BEFORE THE VEHICLE WOULD STOP. THE FAILURE INCREASED THE BRAKE STOPPING DISTANCE. THE CONTACT STATED THAT THE FAILURE WOULD OCCUR WHENEVER THE VEHICLE WAS DRIVEN. THE DEALER WAS UNABLE TO DUPLICATE OR DIAGNOSE THE FAILURE EIGHT TIMES. THE DEALER ADVISED THE CONTACT THAT THE VEHICLE WAS SAFE TO DRIVE AND THERE WERE NO FAILURES. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE CURRENT MILEAGE WAS 49,000 AND THE FAILURE MILEAGE WAS 2,000.
NHTSA complaint #10328035 — an unverified report by a vehicle owner.
at 12,990 milesShippenville, PA
POWER TRAIN:AUTOMATIC TRANSMISSION
TL*THE CONTACT OWNS A 2007 GMC SIERRA 3500. WHILE DRIVING 45 MPH THE BRAKE LIGHT WARNING AND THE ABS LIGHTS ILLUMINATED ON THE INSTRUMENTAL PANEL. THE HEADLIGHTS BEGAN TO FLICKER; HOWEVER, AFTER SHUTTING THE ENGINE OFF AND CHECKING UNDER THE HOOD THE CONTACT WAS UNABLE TO DIAGNOSE THE FAILURE. WHEN HE RESTARTED THE VEHICLE THE BRAKE LIGHT SHUT OFF AND WITHOUT WARNING, THE TRANSMISSION BEGAN TO SHIFT UP AND DOWN AT WILL. THE DEALER STATED THAT THE COMPUTER DID NOT REGISTER ANY FAILURE CODES. THE DEALER ALSO STATED THAT IF THE FAILURE RECURRED TO ALLOW THEM TO DIAGNOSE THE FAILURE BEFORE SHUTTING THE ENGINE OFF. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 12990 AND THE CURRENT MILEAGE WAS 13050.
NHTSA complaint #10286729 — an unverified report by a vehicle owner.
at 12,990 milesShippenville, PA
ELECTRICAL SYSTEM
TL*THE CONTACT OWNS A 2007 GMC SIERRA 3500. WHILE DRIVING 45 MPH THE BRAKE LIGHT WARNING AND THE ABS LIGHTS ILLUMINATED ON THE INSTRUMENTAL PANEL. THE HEADLIGHTS BEGAN TO FLICKER; HOWEVER, AFTER SHUTTING THE ENGINE OFF AND CHECKING UNDER THE HOOD THE CONTACT WAS UNABLE TO DIAGNOSE THE FAILURE. WHEN HE RESTARTED THE VEHICLE THE BRAKE LIGHT SHUT OFF AND WITHOUT WARNING, THE TRANSMISSION BEGAN TO SHIFT UP AND DOWN AT WILL. THE DEALER STATED THAT THE COMPUTER DID NOT REGISTER ANY FAILURE CODES. THE DEALER ALSO STATED THAT IF THE FAILURE RECURRED TO ALLOW THEM TO DIAGNOSE THE FAILURE BEFORE SHUTTING THE ENGINE OFF. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 12990 AND THE CURRENT MILEAGE WAS 13050.
NHTSA complaint #10286729 — an unverified report by a vehicle owner.
at 114,000 milesBloomfield, IN
SUSPENSION:REAR
TL*THE CONTACT OWNS A 2007 GMC SIERRA 3500. AFTER THE CONTACT'S SPOUSE HAD DRIVEN THE VEHICLE FOR SEVERAL HOURS, IT WOULD NO LONGER MOVE. THE VEHICLE WAS TOWED TO A DEALER AND THEY STATED THAT THE DRIVER'S SIDE REAR AXLE SEPARATED FROM THE DIFFERENTIAL AND THE SHOCK AND LEAF SPRING WERE THE ONLY PARTS HOLDING IT TOGETHER. THE CURRENT AND FAILURE MILEAGES WERE 114,000.
NHTSA complaint #10244628 — an unverified report by a vehicle owner.