Fluid - Differential

Rear Axle - V6 Automatic Transmision
Rear Differential Fluid 75W-90 GM P/N 89021677 (Canadian P/N 89021678)
Rear Axle - V6 Manual Transmission
Rear Differential Fluid 75W-90 Limited Slip GM P/N 89021677 (Canadian P/N 89021678) and Friction Modifier GM P/N 1052358 (Canadian P/N 992694)
Rear Axle - V8
Rear Differential Fluid 75W-90 Limited Slip GM P/N 89021677 (Canadian P/N 89021678) and Friction Modifier GM P/N 1052358 (Canadian P/N 992694)