Vehicle recall 89V071000 · May 8, 1989
Chevrolet B6P042, GMC B6P042 and 2 more models
A crack may develop adjacent to the fuel tank seam weld attaching the tank end cap.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- A crack may develop adjacent to the fuel tank seam weld attaching the tank end cap.
- Consequence
- This could result in a leak or dripping from the fueltank with potential fire hazzard.
- Remedy
- Install limiter cushions on the tank support brackets or replace tank, if necessary.
- Notes
- System: fuel tank.vehicle description: school bus chassis w/350 or 366 cu. In. Gasoline engines.
Recall details
- NHTSA campaign
- 89V071000
- Reported to NHTSA
- May 8, 1989
- Filed by
- GENERAL MOTORS CORP.
- Owner notification
- June 29, 1989
- Vehicles potentially affected
- 21,558
- Initiated by
- NHTSA’s Office of Defects Investigation
- Components
- Fuel system, gasoline › Storage › Tank assembly › Filler pipe and cap
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Chevrolet B6P042 (1986-1989): 1989, 1988, 1987, 1986
- Chevrolet S7T042 (1987, 1989): 1989, 1987
- GMC B6P042 (1986-1989): 1989, 1988, 1987, 1986
- GMC S7T042 (1986-1987): 1987, 1986
Has your Chevrolet been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Chevrolet dealer can also check your VIN. Recall repairs are free.