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Home >> Cadillac >> 2005 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 134 (Engine Control System - 8.1L - Introduction) >> Repair Instructions >> Throttle Body Cleaning Procedure

Throttle Body Cleaning Procedure

WARNING: This page is about a different car, the 2005 GMC Yukon XL, 2005 Chevrolet Suburban, and 2005 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the intake air resonator. Refer to Intake Air Resonator Replacement .
  2. Inspect the throttle body bore and the throttle body plate for deposits. You will need to open the throttle plate in order to inspect all surfaces.
  3. Clean the throttle body bore and the throttle plate using a clean shop towel with GM top engine cleaner, P/N 1052626 or AC Delco Carburetor Tune-up Conditioner, P/N X66P, or equivalent product.
  4. Install the intake air resonator. Refer to Intake Air Resonator Replacement .
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