Power train:driveline:differential unit
Defect Summary
The locking screw that retains the pinion shaft in place in the differential could come loose. The pinion shaft turns the gears inside the differential that rotate the drive axles and rear wheels. If the locking screw comes loose, it could damage other components or jam in the gears. If the pinion shaft comes loose, the rear wheels may no longer power the vehicle.
Corrective Action
The dealer will replace the differential lock screw at no charge.
Similar Recalls
Other recalls from General Motors, Llc or involving Power Train.
FAQ: Recall 83V045000
Your rights, the repair process, and what each field on this page means.
What is recall 83V045000?
NHTSA recall 83V045000 was issued by General Motors, Llc on April 27, 1983. It addresses: Power train:driveline:differential unit. The recall affects approximately 6,204 vehicles, with the defect involving the Power Train component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 83V045000 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.