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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1256 (POWER SEAT SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESPOWER SEAT INOPERATIVE (W/MEMORY)COMPONENT TESTING
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Component Testing

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Component Testing
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Seat Adjuster Switch Test

  1. Ignition OFF, disconnect the harness connector at the seat adjuster switch.
  2. Test for infinite resistance between each control terminal and the B+ terminal with the switch in the open position.
    • If less than the specified value, replace the seat adjuster switch.
  3. Test for less than 1 ohm between each control terminal and the B+ terminal with the switch in the closed position.
    • If greater than the specified range, replace the seat adjuster switch.
  4. Test for less than 1 ohm between each control terminal and the ground terminal with the switch in the open position.
    • 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.