GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
1998
🢒
DeVille
🢒
Driveline/Axle
🢒
Transfer Case - NVG 231
🢒 External Component Disassemble
Use solvent and a stiff brush to clean the exterior of the transfer case.
Remove the vehicle speed sensor.
Remove the vacuum switch and the O-ring seal.
Remove the following components from the case:
4.1.
The detent plug
4.2.
The detent spring
4.3.
The detent plunger