The 1994 GMC C3500 has 1 NHTSA recall campaign affecting an estimated 988,587 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 9 complaints with NHTSA, most often about the service brakes, hydraulic. Last updated July 5, 2026.
VEHICLE DESCRIPTION: PICKUP TRUCKS, CREW CABS, UTILITY TRUCKS AND SPORT UTILITY VEHICLES. THESE VEHICLES WERE BUILT WITH THE POLARITY OF THE WIRING FOR THE ZERO ADJUST BRAKE SWITCH REVERSED FROM WHAT WAS SPECIFIED ON THE SWITCH DRAWING. WITH THE REVERSED POLARITY, THE CONTACTS IN THE BRAKE SWITCH CAN WEAR OUT…
Consequence
THIS WOULD FAIL TO WARN A FOLLOWING DRIVER THAT THE VEHICLE IS BRAKING AND COULD LEAD TO A CRASH.
Remedy
DEALERS WILL REPLACE THE BRAKE SWITCH AND REVERSE THE WIRING.
Complaints by component
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
3
STRUCTURE:FRAME AND MEMBERS
3
POWER TRAIN:AUTOMATIC TRANSMISSION
1
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
1
SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
1
Total complaints9
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“Antilock brakes fail on wet pavement.”
“Antilock brakes fail on wet pavement.”
“Frame cracked in half, vehicle inoperative. *ak”
“Insufficient clearance to depress brake pedal. *tw”
“Front frame failed. Tt”
“Front frame failed. Tt”
“Vehicles braking system in front on wet roads wheel lock-up. Tt dealer replaced brake valve and brake linings. *slc”
“Purchase truck new been in the shop 18 for problem dealer can't find problem will describe the problem abs anti-lock brake . Tt”
Defect investigations
InvestigationPE97027 Opened 1997-06-17 · closed 1997-10-31
DRIVERS SEAT FAILURE
THE COMPLAINANTS ALLEGE THE DRIVERS SEAT MOUNTING FAILS, ALLOWING THE SEAT TO MOVE OR TIP REARWARD INTO A RECLINED POSITION.
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1994 GMC C3500 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.