Owner-reported complaints naming the engine system, filed with NHTSA
Data refreshed
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components. Every record below is an owner-reported complaint about the 1994 GMC Suburban submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 9 reports on file name it.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Shown in the owner’s own words, exactly as filed
CONSUMER WAS TRAVELING 55MPH ON AND VEHICLE STARTED OVERHEATING WITHOUT PRIOR WARNING. TEMPERATURE GAUGE WAS STILL IN NORMAL STAGE, AND VEHICLE JUST SHUT OFF. A TOW DRIVER WAS CALLED OUT TO JUMP START VEHICLE, AND FOR FIRST THIRTY MINUTES IT WAS OKAY. THEN, TEMPERATURE GAUGES WENT UP, AND VEHICLE HAD TO BE TOWED TO A SHOP. MECHANIC TOLD CONSUMER THAT CRANKSHAFT BROKE. *AK
THE ENGINE SEEMS TO RUN TOO HOT LATELY. I'VE REPLACED THE THERMOSTAT & FLUSHED SYS. W/ NO IMPROVEMENT. WIPERS STOPPED WORKING W/O REASON AND WASHER MOTOR DOESN'T DISPENSE WATER PROPERLY. ONLY 1 REAR DOOR WINDOW DEFROSTS AND ONLY PARTIALLY. I'VE CLEANED CONTACTS W/ NO RESULTS. REAR DRIVERS SIDE WINDOW POWER DOESN'T WORK. USED TO WORK OFF AND ON, BECAUSE OF IRREGULARITY WINDOW IT'S LEFT UP AT ALL TIMES. *AK
WHILE TRAVELING VEHICLE CUT OFF WITHOUT PRIOR WARNING, CAUSING LOSS OF POWER STEERING AND POWER BRAKES, AND MAKING IT VERY DIFFICULT TO STEER THE VEHICLE. CONSUMER HAS CONTACTED DEALER. HOWEVER, DEALER UNABLE TO DETERMINE THE CAUSE OF THE PROBLEM. PLEASE PROVIDE ANY FURTHER DETAILS.
WHILE DRIVING ON HIGHWAY VEHICLE LOSES POWER WITHOUT ANY INDICATIONS. *AK
WHEN PUTTING ON BRAKES THE BRAKE PEDAL GOES DOWN TO THE FLOOR AND HEARS A GRINDING NOISE, AND THE THE TRUCK WILL EVENTUALLY STOP.*AK REAR AIR CONDITIONER CONTROL KNOBS WILL NOT STAY ATTACHED TO THE CONTROL, DEALER REPLACED THE KNOB AIR CONDITIONER DOES NOT BLOW COLD AT AN IDLE. BOTH FRONT AXLE SEALS WERE LEAKING OUT FLUID FROM THE LEFT FRONT AXLE, DEALER REPLACED BOTH SEALS AND RIGHT AXLE. OIL PRESSURE GAUGE DIPS DOWN INTO THE RED AT AN IDLE. TEMPERATURE GAUGES READS HOT. *SLC
BRAKES FAIL CONTINUALLY RESULTING IN LOCK UP.
MASTER CYLINDER FAILED CAUSING LEAKING.
BRAKE SYSTEM FAILURE, REPLACED LEAKING MASTER CYLINDER THREE TIMES. TT
SUDDEN ACCELERATION WHEN APPLYING BRAKE. *SKD
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Categories with enough reports to have a page of their own
Data on this page last refreshed .