CHEVROLET CAMPAIGN NO 74-C-14.POSSIBILITY THAT THE BRAKE SYSTEMS MAY HAVEBEEN FILLED WITH HYDRAULIC BRAKE FLUID CONTAINING 2 OR 3 PERCENT WATER.IFTHIS CONDITION EXISTS IT WILL REDUCE THE BOILING POINT OF THE BRAKE FLUID TO APOINT WHERE BRAKING EFFICIENCY MAY RE REDUCED.(CORRECT BY DRAINING, FLUSHINGAND REFILLING WITH…
1974 Chevrolet K20 Recalls
The 1974 Chevrolet K20 has 1 NHTSA recall campaign affecting an estimated 642 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 2 complaints with NHTSA, most often about the equipment. Last updated July 5, 2026.
Recall campaigns
Complaints by component
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“Tl* the contact owns a 1974 chevrolet 3 1/4 ton k20. The vehicle has triple edge windshield wiper blades manufactured by jamak fabrications. The contact stated there was a continuous buildup of silicone on the front windshield wiper blades. This would cause the windshield to become extremely…”
“Tl* the contact owns a 1974 chevrolet 3 1/4 ton k20. The vehicle has triple edge windshield wiper blades manufactured by jamak fabrications. The contact stated there was a continuous buildup of silicone on the front windshield wiper blades. This would cause the windshield to become extremely…”
Defect investigations
FUEL SYSTEM INTEGRITY
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 1974 Chevrolet K20 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.