FaultScore

FaultScore report

1997 Mercedes Benz SL500 problems

Owners have filed 13 complaints about the 1997 Mercedes Benz SL500 with NHTSA between 2001 and 2020. The largest single group is the airbags. Across this model's run it ranks 5 of 7 worst.

B

FaultScore 39/100

Higher is worse. Measured against the other years of the Mercedes Benz SL500.

How this is worked out

The numbers

13

Complaints

3

Crashes reported

1

Fires reported

3

Injuries reported

133,726 mi

Median mileage at failure

Half of reported failures happened before this

0%

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 17 vs 50 Severity 100 vs 50 Early failure 0 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 17
Against the median year of the Mercedes Benz SL500. 50 means typical for this model; 100 means roughly double.
Severity — 100
53.8% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 0
0% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 1997 compares with every other Mercedes Benz SL500

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 1997 Mercedes Benz SL500

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

Airbags 5 38.5%

3 crashes, 0 fires · median 56,000 mi

Seat Belts 2 15.4%

Median failure at 209,000 miles

Body & Structure 1 7.7%
Brakes 1 7.7%
Steering 1 7.7%

Median failure at 137,452 miles

Electrical System 1 7.7%

0 crashes, 1 fires · median 114,000 mi

Transmission & Drivetrain 1 7.7%
Engine & Cooling 1 7.7%

Median failure at 137,452 miles

When it fails

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

25,000 – 49,999 miles 2 20.0%
50,000 – 74,999 miles 1 10.0%
100,000 – 149,999 miles 4 40.0%
150,000+ miles 3 30.0%

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.

Oct 2001 peak 3 Jan 2020

Complaints that involved harm

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

at 130,000 miles Watkinsville, GA Crash 1 injured

AIR BAGS

TL* THE CONTACT OWNED A 1997 MERCEDES-BENZ SL 500. THE CONTACT STATED THAT WHILE DRIVING 50 MPH, THE VEHICLE HYDROPLANED UP TO 70 MPH AND CRASHED INTO A TREE. THE AIR BAGS DID NOT DEPLOY AND THE VEHICLE WAS DESTROYED. AS A RESULT, THE CONTACT SUFFERED BROKEN RIBS AND A SHATTERED SPINE. THE CONTACT WAS WEARING THE SEAT BELT DURING THE FAILURE. THE CONTACT WAS TAKEN TO THE HOSPITAL TO TREAT THE INJURIES. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 130,000.

NHTSA complaint #10411530 — an unverified report by a vehicle owner.

at 114,000 miles Oceanside, CA Fire

ELECTRICAL SYSTEM:WIRING

I HAD A WIRING HARNESS FIRE IN MY VEHICLE A 1997 MERCEDES BENZ SL 500, IT IS DUE TO A DEFECT IN THE WIRE HARNESS BUT MERCEDES BENZ IS DECLINING ANY INVOLVEMENT, I KNOW OF 129 OTHER FAILURES IN LIKE VEHICLES, IT'S COSTING ME $10,000 TO FIX AND I WILL NOT HAVE MY CAR BACK UNTIL JULY 2007. THIS NEEDS TO STOP MERCEDES IS DEINYING ALL INVOLVMENT.

NHTSA complaint #10189295 — an unverified report by a vehicle owner.

at 40,000 miles Spring, TX Crash 3 injured

AIR BAGS:FRONTAL

DT: CONTACT STATED WHILE DRIVING A 1997 MERCEDES SL-500 IT WAS INVOLVED IN AN ACCIDENT WHERE THE DRIVER, PASSENGER, AND SIDE AIR BAGS DID NOT DEPLOY. CONSUMER WAS DRIVING APPROXIMATELY 15-20 MPH, WHEN THE VEHICLE WAS STRUCK (T-BONED) ON THE PASSENGER SIDE DOOR. THE IMPACT CAUSED THE VEHICLE TO HIT OTHER VEHICLES. THE CONSUMER WAS WEARING A SEAT BELT. THE AIR BAG LIGHT WAS NOT ILLUMINATED BEFORE THE ACCIDENT OCCURRED. THE VEHICLE HAD NOT BEEN IN ANY PREVIOUS ACCIDENTS. THERE WAS A RECALL TO HAVE THE DRIVER SIDE AIR BAG REPLACED. THE CONSUMER DID HAVE THIS RECALL SERVICE PERFORMED. THE MANUFACTURER STATED THE AIRBAGS WERE NOT INTENDED TO DEPLOY IN THIS TYPE OF ACCIDENT.

NHTSA complaint #10131538 — an unverified report by a vehicle owner.

at 40,000 miles Spring, TX Crash 3 injured

AIR BAGS:SIDE/WINDOW

DT: CONTACT STATED WHILE DRIVING A 1997 MERCEDES SL-500 IT WAS INVOLVED IN AN ACCIDENT WHERE THE DRIVER, PASSENGER, AND SIDE AIR BAGS DID NOT DEPLOY. CONSUMER WAS DRIVING APPROXIMATELY 15-20 MPH, WHEN THE VEHICLE WAS STRUCK (T-BONED) ON THE PASSENGER SIDE DOOR. THE IMPACT CAUSED THE VEHICLE TO HIT OTHER VEHICLES. THE CONSUMER WAS WEARING A SEAT BELT. THE AIR BAG LIGHT WAS NOT ILLUMINATED BEFORE THE ACCIDENT OCCURRED. THE VEHICLE HAD NOT BEEN IN ANY PREVIOUS ACCIDENTS. THERE WAS A RECALL TO HAVE THE DRIVER SIDE AIR BAG REPLACED. THE CONSUMER DID HAVE THIS RECALL SERVICE PERFORMED. THE MANUFACTURER STATED THE AIRBAGS WERE NOT INTENDED TO DEPLOY IN THIS TYPE OF ACCIDENT.

NHTSA complaint #10131538 — an unverified report by a vehicle owner.

The most recent complaints

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

at 209,000 miles Huntington, NY

SEAT BELTS

VEHICLE HAS APPROX. 209K MILES. SUNDAY 1/19/20 DRIVING WB ON MONTAUK HIGHWAY (NYS 27A?) AT QUOGUE NY. SPEED APPROX. 35-40 MPH. SLIGHT TURN/BEND IN ROAD TO THE RIGHT. SUNNY, DRY PAVEMENT. NO OTHER CARS FOLLOWING OR AHEAD, EITHER DIRECTION. VERY LOUD BANG HEARD INSIDE CABIN, BOTH SEATBELTS IMMEDIATELY TIGHTENED AND BOTH DRIVER AND PASSENGER FELT STRONG AIR BLAST; THAT EACH DESCRIBED AS BEING HIT IN CHEST. SOUND/AIRBLAST FOLLOWED IMMEDIATELY BY A BURNING/GUNPOWDER SMELL AND SLIGHT WHITE SMOKE IN CABIN. SRS LIGHT ON DASHBOARD WENT ON. PULLED TO SIDE OF ROAD AND OBSERVED NO OBJECTS IN ROAD BEHIND VEHICLE. ALSO, NO POTHOLES OR ROAD DEFECTS, ONLY SMOOTH PAVEMENT. NO DAMAGE TO FRONT OR SIDE OF VEHICLE OBSERVED. PASSENGER SIDE SEATBELT RETRACTED BUT LOCKED. DRIVER'S SEATBELT RETRACTED AND FUNCTIONED AFTER INCIDENT. ASSUMED BOTH AIRBAGS (DRIVER AND PASSENGER ) ACTIVATED BUT DID NOT DEPLOY. CAR WAS DRIVEN HOME WITH SRS LIGHT AND NON WORKING PASSENGER SEATBELT. MB DEALER SERVICE DEPT. (HUNTINGTON MB) DENIES THIS COULD HAVE HAPPENED (AIRBAG ACTIVATION AND/OR NO DEPLOYMENT). SAYS PROBABLY SEATBELT.

NHTSA complaint #11301461 — an unverified report by a vehicle owner.

at 209,000 miles Huntington, NY

AIR BAGS

VEHICLE HAS APPROX. 209K MILES. SUNDAY 1/19/20 DRIVING WB ON MONTAUK HIGHWAY (NYS 27A?) AT QUOGUE NY. SPEED APPROX. 35-40 MPH. SLIGHT TURN/BEND IN ROAD TO THE RIGHT. SUNNY, DRY PAVEMENT. NO OTHER CARS FOLLOWING OR AHEAD, EITHER DIRECTION. VERY LOUD BANG HEARD INSIDE CABIN, BOTH SEATBELTS IMMEDIATELY TIGHTENED AND BOTH DRIVER AND PASSENGER FELT STRONG AIR BLAST; THAT EACH DESCRIBED AS BEING HIT IN CHEST. SOUND/AIRBLAST FOLLOWED IMMEDIATELY BY A BURNING/GUNPOWDER SMELL AND SLIGHT WHITE SMOKE IN CABIN. SRS LIGHT ON DASHBOARD WENT ON. PULLED TO SIDE OF ROAD AND OBSERVED NO OBJECTS IN ROAD BEHIND VEHICLE. ALSO, NO POTHOLES OR ROAD DEFECTS, ONLY SMOOTH PAVEMENT. NO DAMAGE TO FRONT OR SIDE OF VEHICLE OBSERVED. PASSENGER SIDE SEATBELT RETRACTED BUT LOCKED. DRIVER'S SEATBELT RETRACTED AND FUNCTIONED AFTER INCIDENT. ASSUMED BOTH AIRBAGS (DRIVER AND PASSENGER ) ACTIVATED BUT DID NOT DEPLOY. CAR WAS DRIVEN HOME WITH SRS LIGHT AND NON WORKING PASSENGER SEATBELT. MB DEALER SERVICE DEPT. (HUNTINGTON MB) DENIES THIS COULD HAVE HAPPENED (AIRBAG ACTIVATION AND/OR NO DEPLOYMENT). SAYS PROBABLY SEATBELT.

NHTSA complaint #11301461 — an unverified report by a vehicle owner.

at 209,000 miles Huntington, NY

SEAT BELTS:PRETENSIONER

VEHICLE HAS APPROX. 209K MILES. SUNDAY 1/19/20 DRIVING WB ON MONTAUK HIGHWAY (NYS 27A?) AT QUOGUE NY. SPEED APPROX. 35-40 MPH. SLIGHT TURN/BEND IN ROAD TO THE RIGHT. SUNNY, DRY PAVEMENT. NO OTHER CARS FOLLOWING OR AHEAD, EITHER DIRECTION. VERY LOUD BANG HEARD INSIDE CABIN, BOTH SEATBELTS IMMEDIATELY TIGHTENED AND BOTH DRIVER AND PASSENGER FELT STRONG AIR BLAST; THAT EACH DESCRIBED AS BEING HIT IN CHEST. SOUND/AIRBLAST FOLLOWED IMMEDIATELY BY A BURNING/GUNPOWDER SMELL AND SLIGHT WHITE SMOKE IN CABIN. SRS LIGHT ON DASHBOARD WENT ON. PULLED TO SIDE OF ROAD AND OBSERVED NO OBJECTS IN ROAD BEHIND VEHICLE. ALSO, NO POTHOLES OR ROAD DEFECTS, ONLY SMOOTH PAVEMENT. NO DAMAGE TO FRONT OR SIDE OF VEHICLE OBSERVED. PASSENGER SIDE SEATBELT RETRACTED BUT LOCKED. DRIVER'S SEATBELT RETRACTED AND FUNCTIONED AFTER INCIDENT. ASSUMED BOTH AIRBAGS (DRIVER AND PASSENGER ) ACTIVATED BUT DID NOT DEPLOY. CAR WAS DRIVEN HOME WITH SRS LIGHT AND NON WORKING PASSENGER SEATBELT. MB DEALER SERVICE DEPT. (HUNTINGTON MB) DENIES THIS COULD HAVE HAPPENED (AIRBAG ACTIVATION AND/OR NO DEPLOYMENT). SAYS PROBABLY SEATBELT.

NHTSA complaint #11301461 — an unverified report by a vehicle owner.

at 137,452 miles Arvada, CO

STEERING

WIRING INSULATION FOR LIGHTS AND POWER STEERING DETERIORATED TO THE POINT OF CAUSING MASSIVE SHORTS IN MULTIPLE SYSTEMS, DRAINING THE BATTERY AND RESULTING IN ENGINE FAILURE AT HIGHWAY SPEEDS. I MANEUVERED IN HEAVY TRAFFIC ONTO AN OFF RAMP THAT PROVIDED A SAFE EXIT FROM THE 6 LANE BELTWAY AND HAD TO BE TOWED. TURN SIGNALS, BRAKE LIGHTS, POWER STEERING, HALF OF THE INSTRUMENTS (INCLUDING SPEEDOMETER AND ODOMETER), BATTERY AND CHARGING SYSTEM ARE INOPERABLE DUE TO BARE WIRES SHORTING OUT THE WIRING HARNESSES. ESTIMATE FOR REPAIRS BEGINS WITH REPLACING THE LIGHTING WIRING HARNESS AT A COST OF $4000, WITH NO GUESS AS TO WHAT THE FINAL COSTS MIGHT BE, PROVIDED THEY CAN FIND A WIRING HARNESS. THE SHOP HAS SEEN SIMILAR PROBLEMS WITH MERCEDES OF THIS VINTAGE AND IS AWARE THAT MERCEDES HAS NOT PROVIDED A VOLUNTARY RECALL TO DEAL WITH DEFECTIVE PARTS.

NHTSA complaint #10522165 — an unverified report by a vehicle owner.

at 137,452 miles Arvada, CO

ENGINE

WIRING INSULATION FOR LIGHTS AND POWER STEERING DETERIORATED TO THE POINT OF CAUSING MASSIVE SHORTS IN MULTIPLE SYSTEMS, DRAINING THE BATTERY AND RESULTING IN ENGINE FAILURE AT HIGHWAY SPEEDS. I MANEUVERED IN HEAVY TRAFFIC ONTO AN OFF RAMP THAT PROVIDED A SAFE EXIT FROM THE 6 LANE BELTWAY AND HAD TO BE TOWED. TURN SIGNALS, BRAKE LIGHTS, POWER STEERING, HALF OF THE INSTRUMENTS (INCLUDING SPEEDOMETER AND ODOMETER), BATTERY AND CHARGING SYSTEM ARE INOPERABLE DUE TO BARE WIRES SHORTING OUT THE WIRING HARNESSES. ESTIMATE FOR REPAIRS BEGINS WITH REPLACING THE LIGHTING WIRING HARNESS AT A COST OF $4000, WITH NO GUESS AS TO WHAT THE FINAL COSTS MIGHT BE, PROVIDED THEY CAN FIND A WIRING HARNESS. THE SHOP HAS SEEN SIMILAR PROBLEMS WITH MERCEDES OF THIS VINTAGE AND IS AWARE THAT MERCEDES HAS NOT PROVIDED A VOLUNTARY RECALL TO DEAL WITH DEFECTIVE PARTS.

NHTSA complaint #10522165 — an unverified report by a vehicle owner.

at 130,000 miles Watkinsville, GA Crash 1 injured

AIR BAGS

TL* THE CONTACT OWNED A 1997 MERCEDES-BENZ SL 500. THE CONTACT STATED THAT WHILE DRIVING 50 MPH, THE VEHICLE HYDROPLANED UP TO 70 MPH AND CRASHED INTO A TREE. THE AIR BAGS DID NOT DEPLOY AND THE VEHICLE WAS DESTROYED. AS A RESULT, THE CONTACT SUFFERED BROKEN RIBS AND A SHATTERED SPINE. THE CONTACT WAS WEARING THE SEAT BELT DURING THE FAILURE. THE CONTACT WAS TAKEN TO THE HOSPITAL TO TREAT THE INJURIES. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 130,000.

NHTSA complaint #10411530 — an unverified report by a vehicle owner.

at 114,000 miles Oceanside, CA Fire

ELECTRICAL SYSTEM:WIRING

I HAD A WIRING HARNESS FIRE IN MY VEHICLE A 1997 MERCEDES BENZ SL 500, IT IS DUE TO A DEFECT IN THE WIRE HARNESS BUT MERCEDES BENZ IS DECLINING ANY INVOLVEMENT, I KNOW OF 129 OTHER FAILURES IN LIKE VEHICLES, IT'S COSTING ME $10,000 TO FIX AND I WILL NOT HAVE MY CAR BACK UNTIL JULY 2007. THIS NEEDS TO STOP MERCEDES IS DEINYING ALL INVOLVMENT.

NHTSA complaint #10189295 — an unverified report by a vehicle owner.

at 40,000 miles Spring, TX Crash 3 injured

AIR BAGS:FRONTAL

DT: CONTACT STATED WHILE DRIVING A 1997 MERCEDES SL-500 IT WAS INVOLVED IN AN ACCIDENT WHERE THE DRIVER, PASSENGER, AND SIDE AIR BAGS DID NOT DEPLOY. CONSUMER WAS DRIVING APPROXIMATELY 15-20 MPH, WHEN THE VEHICLE WAS STRUCK (T-BONED) ON THE PASSENGER SIDE DOOR. THE IMPACT CAUSED THE VEHICLE TO HIT OTHER VEHICLES. THE CONSUMER WAS WEARING A SEAT BELT. THE AIR BAG LIGHT WAS NOT ILLUMINATED BEFORE THE ACCIDENT OCCURRED. THE VEHICLE HAD NOT BEEN IN ANY PREVIOUS ACCIDENTS. THERE WAS A RECALL TO HAVE THE DRIVER SIDE AIR BAG REPLACED. THE CONSUMER DID HAVE THIS RECALL SERVICE PERFORMED. THE MANUFACTURER STATED THE AIRBAGS WERE NOT INTENDED TO DEPLOY IN THIS TYPE OF ACCIDENT.

NHTSA complaint #10131538 — an unverified report by a vehicle owner.

at 40,000 miles Spring, TX Crash 3 injured

AIR BAGS:SIDE/WINDOW

DT: CONTACT STATED WHILE DRIVING A 1997 MERCEDES SL-500 IT WAS INVOLVED IN AN ACCIDENT WHERE THE DRIVER, PASSENGER, AND SIDE AIR BAGS DID NOT DEPLOY. CONSUMER WAS DRIVING APPROXIMATELY 15-20 MPH, WHEN THE VEHICLE WAS STRUCK (T-BONED) ON THE PASSENGER SIDE DOOR. THE IMPACT CAUSED THE VEHICLE TO HIT OTHER VEHICLES. THE CONSUMER WAS WEARING A SEAT BELT. THE AIR BAG LIGHT WAS NOT ILLUMINATED BEFORE THE ACCIDENT OCCURRED. THE VEHICLE HAD NOT BEEN IN ANY PREVIOUS ACCIDENTS. THERE WAS A RECALL TO HAVE THE DRIVER SIDE AIR BAG REPLACED. THE CONSUMER DID HAVE THIS RECALL SERVICE PERFORMED. THE MANUFACTURER STATED THE AIRBAGS WERE NOT INTENDED TO DEPLOY IN THIS TYPE OF ACCIDENT.

NHTSA complaint #10131538 — an unverified report by a vehicle owner.

at 56,000 miles Louisville, KY

AIR BAGS:SIDE/WINDOW

CONSUMER WAS DRIVING AT APPROXIMATELY 30 MPH, AND THE AIR BAG ON THE PASSENGER SIDE INADVERTENTLY DEPLOYED. CONSUMER TOOK THE VEHICLE TO THE DEALER, AND THE DEALER TOLD THE CONSUMER THAT THEY'VE NEVER SEEN ANYTHING LIKE THIS, AND WAS TELLING THE CONSUMER THAT THE VEHICLE HAD TO HAVE HIT SOMETHING FOR THIS TO HAPPEN. VEHICLE WAS NOT HIT. *AK

NHTSA complaint #10103740 — an unverified report by a vehicle owner.

Palm Beach Gardens, FL

POWER TRAIN

WHEN THE GEARS WERE SHIFTED, THEY BECAME STUCK.

NHTSA complaint #10024364 — an unverified report by a vehicle owner.

Corona DEL MAR, CA

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

WHILE DRIVING AT 40-50 MPH AND TRYING TO SLOW DOWN CONSUMER COULD NOT STOP VEHICLE. CONTACTED DEALER ,AND THE DEALER WAS NOT WILLING TO DO ANYTHING.

NHTSA complaint #8012243 — an unverified report by a vehicle owner.

Bellevue, WA

STRUCTURE:BODY:DOOR

WHENEVER VEHICLE RUNS OVER A BUMPS OR A POTHOLE, IT CAUSES DOOR LOCKS TO POP OPEN. DEALER NOTIFIED, AND PROBLEM STILL CCURRING. FEEL FREE TO PROVIDE ANY ANY FURTHER INFORMATION.

NHTSA complaint #898611 — an unverified report by a vehicle owner.