LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 214 (Automatic Transmission - ALLISON - Diagnosis) >> Diagnostic Tests >> DTC U2105: Can Bus Pcm Error >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The numbers listed below refer to step numbers in the diagnostic procedure:

  1. - This step checks for loose CAN connectors.
  2. - This step checks resistance between terminals No. 29 and 32 on the C1 connector.