The 1978 GMC G20 has 1 NHTSA recall campaign affecting an estimated 226 vehicles. Recall repairs are always free at any authorized dealer. Last updated July 5, 2026.
ON THE INVOLVED VEHICLES, AN INTERFERENCE CONDITION MAY EXIST BETWEEN THE CARBURETOR FUEL PIPE ASSEMBLY AND THE AIR CONDITIONING BRACKET. THIS COULD EVENTUALLY CAUSE THE PIPE TO WEAR THROUGH DUE TO VIBRATION AND FUEL PRESSURE PULSATION.
DEALER WILL INSPECT AND, IF NECESSARY, REPOSITION THE CARBURETOR FUEL PIPE AT NO CHARGE.
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1978 GMC G20 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.