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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1563 (Engine Control System & Fuel System - 4.3L - Repair Instructions) >> Repair Instructions >> Accelerator Pedal Position Sensor Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Accelerator Pedal Position Sensor Assembly
    GM1704147Courtesy of GENERAL MOTORS CORP.
  1. Position the accelerator pedal to the accelerator pedal bracket.
  2. CAUTION: Refer to Fastener Caution .
  3. Install the accelerator pedal bolts.

    Tighten:  Tighten the bolts to 9 N.m (80 lb in).

  4. Fig 2: View Of APP Sensor Electrical Connector
    GM1704152Courtesy of GENERAL MOTORS CORP.
  5. Connect the APP sensor electrical connector (1).
  6. Connect a scan tool to the diagnostic port in order to test for proper throttle-opening and throttle-closing range.
  7. Operate the accelerator pedal and monitor the throttle angles. The accelerator pedal should operate freely, without binding, between a closed throttle, and a wide open throttle (WOT).
  8. Verify that the vehicle meets the following conditions:
    • The vehicle is not in a reduced engine power mode.
    • The ignition is ON.
    • The engine is OFF.
  9. Install the knee bolster. Refer to Knee Bolster Replacement (With SLT) or Knee Bolster Replacement (Without SLT) .