The 1990 GMC C1500 has 2 NHTSA recall campaigns affecting an estimated 1,897,123 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 7 complaints with NHTSA, most often about the seat belts. Last updated July 5, 2026.
UNANTICIPATED HEAT IN THE TRANSMISSION CAN FORCE THE TRANSMISSION FLUID OUT OF THE VENT TUBE.
THE VENTED TRANSMISSION FLUID CAN CATCH FIRE IF EXPOSEDTO A SOURCE OF IGNITION.
INSTALL A LONGER TRANSMISSION VENT HOSE ROUTED TO THE LEFT SIDE OF THE ENGINE COMPARTMENT OF THE VEHICLE.
TRUCKS CAN CONTAIN INCORRECT INSTRUCTIONS ON HOW TO PROPERLY ADJUST REAR SEAT LAP-SHOULDER BELTS AS REQUIRED BY FMVSS 209.
INCORRECTLY ADJUSTED SEAT BELT WOULD NOT PROPERLYRESTRAIN OCCUPANT IN AN ACCIDENT OF SUDDEN STOP; TRUCKS WOULD NOT COMPLY WITHFMVSS 209.
PROVIDE OWNER'S MANUAL INSERT CONTAINING THE CORRECT REAR LAP-SHOULDER BELT INSTRUCTIONS.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“Driver's side seat belt buckle broke, red release button has broken. Tt”
“Spark plugs manufactured by split fire inc. Damaged engine pistons and valves. Tt”
“Rear axle seals continue to leak. Tt”
“Purchase truck new had to rebuild the transmission . Tt”
“Sixty-forty split seat; when braking, back rest will lean forward w/ passenger causing entire back and seat rest to slide forward. Kt”
“The driver's side red release button broke, causing the seat belt not to latch into belt buckle. *ak”
“The bridgestone dueler h/t tires experienced tread separation and a blowout which caused damage to the vehicle, consumer is requesting reimbursement for damage and tires. *mjs”
There is no summary currently available
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1990 GMC C1500 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.