Vehicle recall 78V205000 · September 26, 1978
Chevrolet P30 and GMC P35
The parking brake switch connector contains electrical wires that may be reversed.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- The parking brake switch connector contains electrical wires that may be reversed. As a result, the lamp will be activated whenever the ignition is turned on, even though the parking brake is not engaged. This constitutes a non-compliance to federal motor vehicle safety standard no. 105, "hydraulic brake systems". The standard requires that the indicator lamp be activated upon application of the parking brake.
- Remedy
- Dealer will inspect and, if necessary, correct the parking brake switch wiring without charge to owner.
- Notes
- Vehicle description: light trucks equipped with school bus chassis.system: parking brake; switch connector.consequences of defect: the driver may believe the parking brake is setalthough it may not be. If vehicle is then parked on an incline, it could rollfree and cause injury and damage to persons and property.
Recall details
- NHTSA campaign
- 78V205000
- Reported to NHTSA
- September 26, 1978
- Filed by
- GENERAL MOTORS CORP.
- Owner notification
- October 7, 1978
- Vehicles potentially affected
- 1,252
- Initiated by
- the manufacturer
- Components
- Parking brake › Indicator light
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Chevrolet P30 (1977-1978): 1978, 1977
- GMC P35 (1978): 1978
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.