Diagnostic Aids
WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- EL-49742: harness is a good source for B+ and ground.
- The transfer case drain plug is a good source for ground.
- Typical RPS parameter values:
- 2WD HI = 30-40°
- 4WD Auto = 95-105°
- 4WD HI = 120-135°
- 4WD LO = -70-60°
- Neutral = -2-2°
- Lock Position = 30-38°