Diagnostic Aids

WARNING: This page is about a different car, the 2007 Isuzu i-370, 2007 GMC Canyon, and 2007 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

Check the inline connector C105 for proper connection, bent pins, damage, or corrosion. Refer to Harness Routing Views and Delphi Connectors (Micro.64) or Delphi Connectors (Micro-Pack 100W) or Delphi Connectors (Pull To Seat) or Delphi Connectors (Push To Seat) or Delphi Connectors (Weather Pack) or Delphi Connectors (12-Way) .
Check the transfer case shift control module connectors C1 and C2 for proper connection and bent or corroded pins or terminals. Refer to Repairing Connector Terminals .
Check for water leaks at doors and bulkhead areas. Refer to Waterleak Test Preparation .