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HOMESERVICE MANUALSCHEVROLET2001C3500 HD 8.1 G, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1756 (ENGINE CONTROLS - 6.6L - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSBOOST SENSOR REPLACEMENTREMOVAL PROCEDURE
2001 Chevrolet C3500 HD 8.1 G, Automatic

Removal Procedure

2001 Chevrolet C3500 HD 8.1 G, AutomaticSECTION Removal Procedure
WARNING: This page is about a different car, the 2001 GMC Sierra, 2001 GMC Cab & Chassis Sierra, 2001 Chevrolet Silverado, and 2001 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn OFF the ignition.
  2. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement .
    3. Fig 1: Coolant Tube, Boost Sensor Electrical Connector & Bracket Nut
    GM740438Courtesy of GENERAL MOTORS COMPANY
  3. Disconnect the electrical connector (2) from the boost pressure sensor (3).
  4. Remove the nut (4) retaining the boost pressure sensor bracket and the coolant tube.
  5. Lift the coolant tube (1) off of the stud and move it out of the way.
    6. Fig 2: Boost Sensor & Bracket
    GM740442Courtesy of GENERAL MOTORS COMPANY
  6. Remove the boost pressure sensor (2) and the bracket (1) from the intake manifold.
  7. Remove the bracket from the sensor.
  8. Inspect the boost pressure sensor seal for damage and replace as necessary.
RENDER: 1.0x

NO RELATED

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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.