Vehicle recall 88V137000 · August 16, 1988
Chevrolet B6P042 and GMC B6P042
Melting of the air brake lines can occur where the air lines route under the left hand frame rail near the exhaust pipe.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Melting of the air brake lines can occur where the air lines route under the left hand frame rail near the exhaust pipe.
- Consequence
- This could result in partial or total loss of servicebrakes without warning, which could lead to a vehicle crash.
- Remedy
- Reroute air line harness away from the exhaust system; replace harness if heat deterioration has occured.
- Notes
- System: air brake lines.vehicle description: cowl model school buses with air brakes and gasolineengines.
Recall details
- NHTSA campaign
- 88V137000
- Reported to NHTSA
- August 16, 1988
- Filed by
- GENERAL MOTORS CORP.
- Owner notification
- September 9, 1988
- Vehicles potentially affected
- 1,503
- Initiated by
- the manufacturer
- Components
- Service brakes, air › Supply › Hoses, lines/piping, and fittings
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 (1987-1988): 1988, 1987
- GMC B6P042 (1987-1988): 1988, 1987
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.