TRANSFER CASE PINHOLE DO TO PUMP IN TRANSFER CASE COMMON PROBLEM
1999 GMC C1500 Suburban
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all C1500 Suburban years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 11 of 12 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Electrical System. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes, Hydraulic. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
12 reportsTL* THE CONTACT OWNS A 1999 GMC C1500 SUBURBAN. WHILE DRIVING AT APPROXIMATELY 65 MPH, THE OIL FIELD EXPLODED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE FIELD FRACTURED AND CAUSED OIL TO SEEP INTO THE ENGINE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE …
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TL* THE CONTACT OWNS A 1999 GMC C1500 SUBURBAN. WHILE DRIVING AT APPROXIMATELY 65 MPH, THE OIL FIELD EXPLODED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE FIELD FRACTURED AND CAUSED OIL TO SEEP INTO THE ENGINE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 126,000.
AIRBAG LIGHT IS ON. NEEDS NEW MODULE AND THE PART IS "CURRENTLY UNAVAILABLE" FROM GMC. REPAIR SHOP WILL NOT GUARANTEE WORK ON INSTALLATION OF A THIRD PARTY PART. I HAVE SPOKEN EXTENSIVELY WITH GMC CORPORATE AND THEY CONTINUE TO DELEGATE THIS ISSUE TO THE DEALERSHIP LEVEL. IMO, THE DEALERSHIP (THORSON MOTOR CENTER, PASADENA, …
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AIRBAG LIGHT IS ON. NEEDS NEW MODULE AND THE PART IS "CURRENTLY UNAVAILABLE" FROM GMC. REPAIR SHOP WILL NOT GUARANTEE WORK ON INSTALLATION OF A THIRD PARTY PART. I HAVE SPOKEN EXTENSIVELY WITH GMC CORPORATE AND THEY CONTINUE TO DELEGATE THIS ISSUE TO THE DEALERSHIP LEVEL. IMO, THE DEALERSHIP (THORSON MOTOR CENTER, PASADENA, CA) HAS DONE ALL THEY CAN BY ORDERING THE PART FOR ME. IF THE PART IS UNAVAILABLE, THAT IS NOT THE DEALERSHIP'S FAULT. FURTHER, THERE IS NO ESTIMATED TIME OF ARRIVAL EVEN THOUGH THE ORDER HAS BEEN EXPEDITED. GMC CORPORATE SHOULD MAKE SURE THEY HAVE SUFFICIENT MANUFACTURERS WHO CAN PRODUCE PARTS IN A TIMELY MANNER. IN THE MEANTIME, MY CAR HAS A SAFETY ISSUE THAT IS UNRESOLVED. THIS PROBLEM HAS BEEN GOING ON FOR OVER SIX WEEKS NOW. *TR
TL* THE CONTACT OWNS A 1999 GMC SUBURBAN. THE CONTACT STATED THAT THE BRAKES WERE WEARING PREMATURELY. THE VEHICLE WAS TOWED TO THE DEALER, WHO STATED THAT THE BRAKE LINES, HARDWARE, BRAKE CYLINDER AND CALIPERS NEEDED TO BE REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS REPAIRED. THE FAILURE MILEAGE WA…
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TL* THE CONTACT OWNS A 1999 GMC SUBURBAN. THE CONTACT STATED THAT THE BRAKES WERE WEARING PREMATURELY. THE VEHICLE WAS TOWED TO THE DEALER, WHO STATED THAT THE BRAKE LINES, HARDWARE, BRAKE CYLINDER AND CALIPERS NEEDED TO BE REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS REPAIRED. THE FAILURE MILEAGE WAS 99,000 AND THE CURRENT MILEAGE WAS 137,960. ALSO, THE A/C WAS REPAIRED SEVERAL TIMES, AS IT WAS BLOWING OUT HOT AIR, THE REAR PASSENGER DOOR WAS INOPERATIVE, THE STARTER WAS REPLACED, THE RADIATOR WAS LEAKING. UPDATED 07/30/14
CAR SHUT OFF WHILE DRIVING ON HIGHWAY. *TR
CAR SHUT OFF WHILE DRIVING, MECHANIC SAID IT WAS ABS COMPUTER, CHARGED ME $1000 TO REPLACE. *TR
CAR SHUT OFF IN THE MIDDLE OF DRIVING, THIS HAPPEN ONCE OR TWICE A YEAR OVER A 12 YEAR PERIOD, DEALER KEEP SAYING IT WAS SWITCH OR FUEL PUMP, THEY KEPT CHARGING ME EVERYTIME... *TR
WITHIN SEVERAL MONTHS BOTH FRONT DOORS - DRIVERS AND PASSENGERS HANDLES STOPPED WORKING. WITHOUT POWER TO LOWER THE WINDOW AND OPEN THE DOOR FROM THE OUTSIDE, THE OCCUPANTS ARE LOCKED INSIDE. WHEN REPLACING THE PARTS AND INVESTIGATING THE PROBLEM, IT WAS APPARENT THAT BOTH HANDLES BROKE AT THE SAME PLACE AND THE PART MAY BE …
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WITHIN SEVERAL MONTHS BOTH FRONT DOORS - DRIVERS AND PASSENGERS HANDLES STOPPED WORKING. WITHOUT POWER TO LOWER THE WINDOW AND OPEN THE DOOR FROM THE OUTSIDE, THE OCCUPANTS ARE LOCKED INSIDE. WHEN REPLACING THE PARTS AND INVESTIGATING THE PROBLEM, IT WAS APPARENT THAT BOTH HANDLES BROKE AT THE SAME PLACE AND THE PART MAY BE FAULTY OR NOT SUFFICIENTLY STRENGTHENED TO SUPPORT EXITING THE VEHICLES - ESPECIALLY IN AN EMERGENCY. WE BELIEVE THAT ONLY THE ACTUAL HANDLE IS THE CONCERN AND NOT THE FULL ASSEMBLY. *TR
TL*THE CONTACT OWNS A 1999 GMC C1500 SUBURBAN. THE CONTACT WAS DRIVING APPROXIMATELY 15 MPH WHEN THE BRAKED WERE APPLIED AND THE PEDAL TRAVELED TO THE FLOOR ABNORMALLY. THE VEHICLE FAILED TO STOP AND THE CONTACT IMMEDIATELY ENGAGED THE EMERGENCY BRAKE. THE VEHICLE WAS TOWED TO THE CONTACTS RESIDENCE WHERE THE CONTACT DETECTED BR…
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TL*THE CONTACT OWNS A 1999 GMC C1500 SUBURBAN. THE CONTACT WAS DRIVING APPROXIMATELY 15 MPH WHEN THE BRAKED WERE APPLIED AND THE PEDAL TRAVELED TO THE FLOOR ABNORMALLY. THE VEHICLE FAILED TO STOP AND THE CONTACT IMMEDIATELY ENGAGED THE EMERGENCY BRAKE. THE VEHICLE WAS TOWED TO THE CONTACTS RESIDENCE WHERE THE CONTACT DETECTED BRAKE FLUID LEAKING AND BELIEVED THAT THE FAILURE WAS RELATED TO A FAULTY BRAKE LINE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 135,000.
I HAVE PURCHASED 2 GMC SUBURBANS OVER THE LAST 13 YEARS. I'M A DIVORCED MOM OF 7 CHILDREN. I WAS DRIVING MY SUBURBAN ALONG WITH MY CHILDREN AND THE VEHICLE STALLED IN THE MIDDLE OF RUSH HOUR TRAFFIC IN BOSTON. *TR I WAS ALMOST HIT FROM BEHIND AND FROM THE RIGHT HAND LANE AS I DESPERATELY TRIED TO STEER THE CAR INTO THE BREAK D…
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I HAVE PURCHASED 2 GMC SUBURBANS OVER THE LAST 13 YEARS. I'M A DIVORCED MOM OF 7 CHILDREN. I WAS DRIVING MY SUBURBAN ALONG WITH MY CHILDREN AND THE VEHICLE STALLED IN THE MIDDLE OF RUSH HOUR TRAFFIC IN BOSTON. *TR I WAS ALMOST HIT FROM BEHIND AND FROM THE RIGHT HAND LANE AS I DESPERATELY TRIED TO STEER THE CAR INTO THE BREAK DOWN LANE. I TURNED MY HAZARDS ON, BUT DURING THIS TIME IN BOSTON, EVERYONE DRIVES OVER THE SPEED LIMIT. IT HAPPENED REPEATEDLY OVER THE NEXT FEW WEEKS. I CONTACTED GMC, IN WHICH I SPOKE TO A REPRESENTATIVE, WHO INFORMED ME I WAS OVER THE RECALL DATE. WHAT???? I EXPLAINED OVER AND OVER HOW DANGEROUS IT WAS FOR ME TO DRIVE THE VEHICLE WITH MY CHILDREN. TO NO AVAIL, I WAS TOLD, MY SUBURBAN MISSED THE RECALL DATES. SORRY, GM COULD NOT STAND BEHIND A LOYAL CUSTOMER. I DO NOT HAVE 2000.00 TO REPLACE THIS PART.
Official recalls
0No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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