Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade:
A
B
C
D
F
ungraded
What breaks on a 1991 Ford F-450 SD
Every complaint is filed against a part. Follow any row for the complaints about that part alone.
Engine & Cooling
736.8%
Electrical System
421.1%
Transmission & Drivetrain
421.1%
Steering
210.5%
Seats
15.3%
Tires
15.3%
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.
Jan 1995peak 10Feb 2001
NHTSA investigations into the 1991 Ford F-450 SD
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.
EA99032Opened 4 Nov 1999Closed 6 Dec 2001VEHICLE SPEED CONTROL:LINKAGES
DUAL FUEL TANK CROSSFLOW/LEAKAGE
ON JULY 14, 1993 FORD FILED A DEFECT INFORMATION REPORT CONCERNING FUEL TANK CROSS FLOW LEAKAGE ON F-SERIES LIGHT TRUCKS AND CAB CHASSIS BUILT FROM JULY 22, 1989 THROUGH DECEMBER 17, 1992.THE REMEDY WAS TO REPLACE THE FUEL PRESSURE REGULATOR AND INSTALL A CHECK VALVE BETWEEN EACH FUEL SUPPLY LINE AND FUEL TANK (2) TO REPAIR THE SUPPLY SIDE FUEL CROSS FLOW PROBLEM (RECALL 93V-125).ODI OPENED RQ98-008 ON MAY 29, 1998 BECAUSE OF THE LARGE NUMBER OF ALLEGED REMEDY FAILURES AND REPORTS OF FUEL CROSS FLOW ON VEHICLES OUTSIDE OF THE RECALL POPULATION.BASED ONTHE INFORMATION RECEIVED FROM FORD ON AUGU...
The most recent complaints
In the owners' own words, exactly as filed with NHTSA.
Mesa, AZ
TIRES
PE00 020; CONSUMER WAS TRAVELING ABOUT 65MPH ON HIGHWAY AND FELT A TREMBLE.RIGHT REAR TIRE EXPLODED. HE WAS ABLE TO PULL OVER TO SHOULDER. FIRESTONE TIRE DOT VDOR1WTWT471.
NHTSA complaint #880649 — an unverified report by a vehicle owner.
FT Lauder, FL
ENGINE AND ENGINE COOLING:ENGINE
CONSUMER HAS HAD SEVERAL PROBLEMS WITH VEHICLE. REAR AXLE/FLYWHEEL AND CLUTCH PRESSURE PLATES HAVE ALL BEEN REPLACED 3 TIMES EACH. DEALER SAYS IT DOESN'T SEEM TO BE A NATION WIDE PROBLEM, BUT ADMITTS THERE IS A PROBLEM WITH THE VEHICLE.
NHTSA complaint #865432 — an unverified report by a vehicle owner.
FT Lauder, FL
POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE)
CONSUMER HAS HAD SEVERAL PROBLEMS WITH VEHICLE. REAR AXLE/FLYWHEEL AND CLUTCH PRESSURE PLATES HAVE ALL BEEN REPLACED 3 TIMES EACH. DEALER SAYS IT DOESN'T SEEM TO BE A NATION WIDE PROBLEM, BUT ADMITTS THERE IS A PROBLEM WITH THE VEHICLE.
NHTSA complaint #865432 — an unverified report by a vehicle owner.
FT Lauder, FL
POWER TRAIN:AXLE ASSEMBLY
CONSUMER HAS HAD SEVERAL PROBLEMS WITH VEHICLE. REAR AXLE/FLYWHEEL AND CLUTCH PRESSURE PLATES HAVE ALL BEEN REPLACED 3 TIMES EACH. DEALER SAYS IT DOESN'T SEEM TO BE A NATION WIDE PROBLEM, BUT ADMITTS THERE IS A PROBLEM WITH THE VEHICLE.
NHTSA complaint #865432 — an unverified report by a vehicle owner.
Bronsville, IN
ENGINE AND ENGINE COOLING:ENGINE
ENGINE STARTED SMOKING, BUT NOT OVERHEATING. MIXING OIL & ANTIFREEZE DUE TO PINHOLE IN ENGINE BLOCK. TOOK TO DEALER ('96) & RE-MANUFACTURED ENGINE (NOT NEW) WAS PUT IN. PROBLEM TEMPORARILY SOLVED. HAS NOW REOCCURRED. MANUFACTURER SAID PINHOLE PROBLEM FIXED.
NHTSA complaint #824754 — an unverified report by a vehicle owner.
Maryville, TN
ELECTRICAL SYSTEM:WIRING
ELECTRICAL SHORT IN THE WIRING HARNESS, CAUSING THE WIRING HARNESS TO MELT AND A ELECTRICALFAILURE IN THE HEADLIGHTS, THE HEADLIGHTS WILL NOT STAY ILLUMINATED. CONSUMER HAS REPLACED THE HEADLIGHT SWITCH ON TWO OCCASION.
NHTSA complaint #807408 — an unverified report by a vehicle owner.
Maryville, TN
ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
ELECTRICAL SHORT IN THE WIRING HARNESS, CAUSING THE WIRING HARNESS TO MELT AND A ELECTRICALFAILURE IN THE HEADLIGHTS, THE HEADLIGHTS WILL NOT STAY ILLUMINATED. CONSUMER HAS REPLACED THE HEADLIGHT SWITCH ON TWO OCCASION.
NHTSA complaint #807408 — an unverified report by a vehicle owner.
Warrensburg, NY
POWER TRAIN
POTENTIOMETER FAILURE.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
EXHAUST GASKETS REPLACED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
EXHAUST MANIFOLD WARPED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
STEERING:HYDRAULIC POWER ASSIST:PUMP
POWER STEERING PUMP FAILED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
STEERING:HYDRAULIC POWER ASSIST:PUMP
BELT TENSIONER REPLACED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
ELECTRICAL SYSTEM:STARTER ASSEMBLY
STARTER MOTOR REPLACED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
CATALYTIC CONVERTER FAILURE.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
POWER TRAIN:CLUTCH ASSEMBLY
CLUTCH CYLINDER REPLACED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
FAN CLUTCH REPLACED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Warrensburg, NY
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
ALTERNATOR FAILED.
NHTSA complaint #510405 — an unverified report by a vehicle owner.
Iclip, NY
SEATS
SEAT FRAME BREAKS. TT
NHTSA complaint #958242 — an unverified report by a vehicle owner.
Iclip, NY
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS
1990-91 DIESEL ENGINE DRIVE BELTS BREAK AND VEHICLE LOST CONTROL. TT
NHTSA complaint #958242 — an unverified report by a vehicle owner.