Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC2011SAVANA G2500, VAN CARGO, 6.0 GREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMESEATSPOWER SEAT SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESPOWER SEAT INOPERATIVECOMPONENT TESTING
2011 GMC Savana G2500, Van Cargo, 6.0 G
Component Testing
2011 GMC Savana G2500, Van Cargo, 6.0 GSECTION Component Testing
Seat Adjuster Switch
- Ignition OFF, disconnect the harness connector at the seat adjuster switch.
- Test for infinite resistance between the B+ terminal F and each control terminal listed below with the switch in the open position:
- Seat front vertical up control terminal H
- Seat front vertical down control terminal G
- Seat horizontal forward control terminal D
- Seat horizontal rearward control terminal E
- Seat rear vertical up control terminal B
- Seat rear vertical down control terminal A
- If not the specified value, replace the seat adjuster switch.
- Test for less than 1 ohm between the B+ terminal F and each control terminal listed below with the switch in the closed position.
- Seat front vertical up control terminal H
- Seat front vertical down control terminal G
- Seat horizontal forward control terminal D
- Seat horizontal rearward control terminal E
- Seat rear vertical up control terminal B
- Seat rear vertical down control terminal A
- If greater than the specified range, replace the seat adjuster switch.
- Test for less than 1 ohm between the ground terminal C and each control terminal listed below with the switch in the open position.
- Seat front vertical up control terminal H
- Seat front vertical down control terminal G
- Seat horizontal forward control terminal D
- Seat horizontal rearward control terminal E
- Seat rear vertical up control terminal B
- Seat rear vertical down control terminal A
- If greater than the specified range, replace the seat adjuster switch.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.