rear diff [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums

: rear diff


dean bush
01-26-2006, 11:08 PM
2001 2500HD 8.1 with a g4 code on rear end. how can you tell if it is limited slip or not. seems to slip once in a great while when put into reverse.

partsguy662
01-26-2006, 11:14 PM
Look at your RPO codes in the glove box..if it says G80 in the list of codes, you have limited slip...No G80 = no limited slip :)