FaultScore

1994 Pontiac Bonneville transmission problems

11 of the 123 complaints about the 1994 Pontiac Bonneville are about the transmission — 9% of everything reported for this model year. Half of the failures with a mileage on record happened before 150,000 miles.

C

11

Complaints

0

Crashes

1

Fires

0

Injuries

Exactly what failed

Automatic Transmission 7 63.6%
Power Train 1 9.1%
Gear Position Indication (Prndl) 1 9.1%
Cooling Unit AND Lines 1 9.1%
Control Module (Tcm/Pcm/Tecm) 1 9.1%

Transmission & Drivetrain across every Pontiac Bonneville year

1992 10 7.9%
1993 19 15.0%
1994 11 8.7%
1995 18 14.2%
1997 19 15.0%
1998 14 11.0%
2000 19 15.0%
2001 17 13.4%

What owners said

Filed with NHTSA, in their own words.

at 150,000 miles Leslie, MI

POWER TRAIN

1994 PONTIAC BONNEVILLE. DUE TO CORROSION THE ENGINE CRADLE BOLTS / MOUNTING FAILED AND ENGINE FELL OUT OF CAR. LUCKILY IT WAS WHILE TURNING AROUND IN THE DRIVEWAY, IF IT HAD HAPPENED ON / AT ROAD SPEEDS THERE COULD EASILY HAVE BEEN LOSS OF STEERING CONTROL, MULTI CAR INVOLVEMENT, INJURIES, OR LOSS OF LIFE. GM SERVICE OFFERED ZERO HELP ON RECALL OR SERVICE BULLETIN INFORMATION AND DENIED ANY RESPONSIBILITY FOR DEFECT OR REPAIR.

NHTSA complaint #10239501 — an unverified report by a vehicle owner.

Wilmington, NC

POWER TRAIN:AUTOMATIC TRANSMISSION

ACCORDING TO TRANSMISSION SHOP DEFECTIVE SEAL DESIGN CAUSES TRANSMISSION TO NOT ENGAGE WHEN COLD.

NHTSA complaint #715846 — an unverified report by a vehicle owner.

Joliet, IL

POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

TRACTION CONTROL SYSTEM WAS INSTALLED INTO VEHICLE, IT WAS NOT INSTALLED AT TIME OF ASSEMBLY.

NHTSA complaint #547891 — an unverified report by a vehicle owner.

Joliet, IL

POWER TRAIN:AUTOMATIC TRANSMISSION

TRANSMISSION REPLACED TWICE DUE TO FAILURE, PROBLEM STILL EXIST, POSSIBLE CAUSE OF WHEEL LOCK-UP.

NHTSA complaint #547891 — an unverified report by a vehicle owner.

Joliet, IL

POWER TRAIN:AUTOMATIC TRANSMISSION

WHEEL LOCK UP DUE TO TRANSMISSION FAILURE.

NHTSA complaint #547891 — an unverified report by a vehicle owner.

Joliet, IL

POWER TRAIN:AUTOMATIC TRANSMISSION

SHIFT HANDLE BROKE.

NHTSA complaint #547891 — an unverified report by a vehicle owner.

Hurst, TX

POWER TRAIN:AUTOMATIC TRANSMISSION

ORIGINAL TRANSMISSION FAILED 11/98, REPLACEMENT TRANSMISSIN (NOT REBUILT) INSTALLED BY DEALER. REPLACEMENT BEGAN NOT FINDING GEAR FROM PARK IN 2/99. DEALER DIAGNOSED AS PROBLEM OF TRANSMISSION LEAKING FLUID INTO RADIATOR AND REPLACED RADIATOR, 5/99 TRANS BEGAN FALLING OUT OF GEAR INTO NEUTRAL WHILE DRIVING AT 45-65MPH, DEALER DIAGNOSED AS LEAK IN PART BETWEEN TRANS AND RADIATOR AND "FIXED" IT, THE NEXT DAY THE TRANS MORE THAN DOUBLED THE INSTANCES OF WHEN IT WOULD RANDOMLY SHIFTED INTO NEUTRAL AT SPEEDS OF 45-55MPH. NHTSA ALREADY HAS 3 REPORTS OF '94 BONNEV. TRANS SLIPPING INTO NEUTRAL WHILE DRIVING.

NHTSA complaint #706488 — an unverified report by a vehicle owner.

Fairport, NY Fire

POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

VEHICLE DEVELOPED A LEAK IN THE TRANSMISSION FLUID, CAUSING AN UNDERHOOD FIRE.

NHTSA complaint #835283 — an unverified report by a vehicle owner.

Brick TWP, NJ

POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

AT NIGHT, THE GEAR POSITIONS CANNOT BE READ.

NHTSA complaint #524022 — an unverified report by a vehicle owner.

Davie, FL

POWER TRAIN:AUTOMATIC TRANSMISSION

TRANSMISSION SHIFTED OUT OF DRIVE, INTO NEUTRAL.

NHTSA complaint #500766 — an unverified report by a vehicle owner.

Aston, PA

POWER TRAIN:AUTOMATIC TRANSMISSION

BOUGHT THE CAR A YEAR AGO AND THE TRANSMISSION IS SLIPPING AT HIGH SPEED. PLEASE DESCRIBE.

NHTSA complaint #968330 — an unverified report by a vehicle owner.

Other 1994 Pontiac Bonneville problems

← Full 1994 Pontiac Bonneville report