Wiper Blades | By Make | GMC | P15
GMC P15 Wiper Size Chart
| Year | Driver Side | Passenger Side | Rear |
|---|---|---|---|
| 1978 | 16" | 16" |
 |
| 1977 | 16" | 16" |
|
| 1976 | 16" | 16" |
|
| 1975 | 16" | 16" | |