Problems · by component
1999 GMC Jimmy power train problems
25 owner complaints to NHTSA about the 1999 GMC Jimmy cite power train, 16% of all 152 complaints for this model year.
Complaints
25
16% of all complaints
Crashes
2
Reported by owners
Fires
0
Reported by owners
Injuries
0
Reported by owners
What owners say about the power train
Verbatim from NHTSA complaints, newest first
“WHEN UNDER ONE QUARTER (1/4) OF A TANK OF FUEL THE VEHICLE WOULD STALL WHILE DECELERATING (READ: HARD BRAKING, BRAKING BEFORE A TURN) WITHOUT WARNING, DISABLING ALL POWERED CONTROLS INCLUDING POWER STEERING AND POWER BRAKING. ISSUE WOULD OCCASIONALLY RESOLVE ITSELF AND THEN COME BACK AT RANDOM INTERVALS. *TR”
“I BOUGHT MY 1999 GMC JIMMY WHEN I WAS 16, I LOVED IT 4X4 BUT THE TRANSFER CASE LOCKED UP AND THE ENGINE LIGHT CAME ON CAUSING THE THING NOT TO READ HOW MUCH GAS I HAVE AND NOT ALLOWING IT TO PASS INSPECTION. YES ITS OLD BUT IT SHOULDN'T OF MADE THE E-VAP SYSTEM DO THAT AND THE PROBLEM IS WHEN IT DOSE DO THIS YOUR WASTING GAS LIKE CRAZY CAUSING YOU TO RUN OUT OF GAS IN DANGER SPOTS WHILE DRIVING. RECALL THE 1999 GMC JIMMY FOR THE E-VAP SYSTEM. COST TO REPAIR BY OWNER USED $499.00 NEW $699.00 WITH OUT LABOR. *TR”
“1999 GMC JIMMY. TRANSMISSION ISSUES. NEW TRANNY NEEDS TO BE REBUILT BY 80,000 MILES. SEATS AND STRUCTURE OF HANDLES BREAK EASILY AND LAST FOR MAYBE 35,000, NEW HUBS REQUIRED BY 40,000, BAIL JOINTS FAIL WITHOUT WARNING CREATING SERIOUS ROAD HAZARDS, ALTERNATOR FAILURE, UJOINT FAILURE. ALL PARTS REPLACED BETWEEN 35,000 AND 80,000 TO THE TUNE OF $11,000 YET NO RECALLS DESPITE MECHANICS CLAIMING THESE ARE RECURRING PROBLEMS IN THESE VEHICLES. NEVER BUY A GMC AGAIN. *TR”
“DT*: THE CONTACT STATED WHILE DRIVING 30 MPH, THERE WAS A THUMPING NOISE FROM UNDERNEATH THE REAR OF THE VEHICLE, AND IT WAS DIFFICULT TO STEER FROM SIDE TO SIDE. THE VEHICLE WAS INSPECTED BY AN INDEPENDENT REPAIR SHOP, WHO DETERMINED THE DIFFERENTIAL UNIT FAILED AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS ALERTED.”
“THERE ARE SEVERAL RECALLS OUT ON MY MODEL OF VEHICLE IN WHICH MY VEHICLE HAS THE SAME SYMPTOMS BUT WHEN I RUN A CHECK ON THE YEAR VIN IT COMES BACK WITH NO RECALLS. HOW CAN I MAKE SURE THAT MY REPAIRS SHOULD BE COVERED UNDER THE RECALLS. *JB”
“TRANSMISSION FLUID COOLANT LINES FROM TRANSMISSION TO THE RADIATOR LEAKING AT THE TRANSMISSION CONNECTION STEAMING FLAMMABLE TRANSMISSION FLUID ONTO THE HOT EXHAUST SYSTEM COMPONENTS. CONNECTIONS OF LINES AT THE TRANSMISSION LEAK DUE TO INADEQUATE ALLOWANCE FOR NORMAL MOVEMENT BETWEEN THE RADIATOR AND FIXED TRANSMISSION CONNECTION. *NM”
Showing 6 of 25 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 30, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.