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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.3 T, 4L60E/M30REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2156 (PROGRAMMING AND SETUP - ALL SYSTEMS)REPAIR INSTRUCTIONSASSIST STEP CONTROL MODULE PROGRAMMING AND SETUP
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30

Assist Step Control Module Programming and Setup

2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30SECTION Assist Step Control Module Programming and Setup
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

The Articulating Running Boards may be inoperative after replacement of the Assist Step control module. When viewing the data with the Tech 2, you may notice the parameter that reads ASC SYSTEM STATUS will read Locked.

To activate and unlock the articulating running boards for normal operation, perform the following procedures:

  1. Open all front and rear doors.
  2. Set the parking brake.
  3. Find the running board disable switch located on the center console below the HVAC climate control system.
  4. Turn the ignition switch to the RUN position, with the engine off, and toggle the disable switch at least three times within 20 seconds to activate the power running boards.
  5. Ensure that the running board switch is in the ENABLE position.
  6. Close all doors.
  7. Open the left front or left rear door and the running board on the left side should articulate out.
  8. Close the left front or left rear door and the running board should articulate in.
  9. Open right front or right rear door and the running board on the right should articulate out.
  10. Close the right front or right rear door and the running board should articulate in.
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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.