Component Testing
WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Seat Adjuster Switch
- Ignition OFF, disconnect the harness connector at the seat adjuster switch.
- Test for infinite resistance between each seat direction signal terminal listed below and the B+ terminal E with the switch in the open position.
- Front vertical upward switch terminal A
- Front vertical downward switch terminal K
- Rear vertical upward switch terminal F
- Rear vertical downward switch terminal J
- Horizontal forward switch terminal D
- Horizontal rearward switch terminal C
- Recline forward switch terminal H
- Recline rearward switch terminal G
- If not the specified value, replace the seat adjuster switch.
- Test for less than 1 Ω between each seat direction signal terminal listed below and the B+ terminal E with the switch in the closed position.
- Front vertical upward switch terminal A
- Front vertical downward switch terminal K
- Rear vertical upward switch terminal F
- Rear vertical downward switch terminal J
- Horizontal forward switch terminal D
- Horizontal rearward switch terminal C
- Recline forward switch terminal H
- Recline rearward switch terminal G
- If greater than the specified range, replace the adjuster switch switch.