Savana 3/4 Ton Van AWD V8-5.3L VIN T (2003)
Steps 1 - 9
Test Description
The numbers below refer to the step numbers on the diagnostic table.
2. This step tests for a faulty tow/haul switch.
3. This step tests for voltage input from the BCM to the tow/haul switch.
6. This step tests for ground integrity.