Gm/flexible engine cooling fans
Defect Summary
This is not a safety recall in accordance with the safety act. however, it is deemed a safety improvement campaign by the agency. vehicle description: 1973-1979 light duty pickup trucks and vans equipped with flexible engine cooling fans. the flex fans were installed on vehicles equipped with a heavy cooling system and without air conditioning. over time, cracks can develop in the fan blade due to fatigue, engine modifications, or vehicle crashes.
Safety Consequence
This could result in separation of the fan blades, increasing the risk of injury or death.
Corrective Action
Owners are being asked to inspect the fan assembly to confirm if it is equipped with the fan in question. the fan assembly has seven fan blades and is identified by part number 336032 on each fan blade. if the vehicle is equipped with the flexible fan assembly, you should replace the fan. a new four-blade fixed pitch fan (part number 461317) will be available within the next few weeks. gm recommends that you never stand in line with or near the engine cooling fan when revving the engine. for the owner's protection, the hood should be closed when revving the engine. gm has decided to conduct a service campaign to advise owners to replace the fan assembly. owners can contact chevrolet at 1-800-222-1020 or gmc at 1-800-462-8782, concerning this program.
Similar Recalls
Other recalls from General Motors, Llc or involving Engine And Engine Cooling.
FAQ: Recall 01I004000
Your rights, the repair process, and what each field on this page means.
What is recall 01I004000?
NHTSA recall 01I004000 was issued by General Motors, Llc on March 8, 2001. It addresses: Gm/flexible engine cooling fans. The recall affects approximately 0 vehicles, with the defect involving the Engine And Engine Cooling component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 01I004000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.