GM Full-Size Trucks 1980-1987 Repair Guide



There are two cases used. The New Process 205 is used in part time systems with all transmissions in 1980. It has a large New Process emblem on the back of the case. 1981-87 1 /2 and 3 /4 ton trucks use the model 208 transfer case. All 1 ton trucks use the model 205.