Camshaft Position Sensor: Installation

2004 Oldsmobile Bravada AWDSECTION Installation
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix, 2002 Chevrolet Monte Carlo, 2002 Chevrolet Impala, 2002 Buick Regal, and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Inspect the CMP sensor "O" ring for wear or damage. If a problem is found, replace the "O"ring.

Lubricate the "O" ring with clean engine oil. Install the CMP sensor. Tighten the CMP sensor retaining bolt to specification. See TORQUE SPECIFICATIONS . Connect the CMP sensor electrical connector. Install the power steering pump to the vehicle.

Fig 1: Locating Camshaft Position Sensor (3.1L & 3.4L)
G98H00841Courtesy of GENERAL MOTORS CORP.


Install the CMP sensor to the engine front cover. Install the CMP sensor bolt. Tighten the bolt to specification. See TORQUE SPECIFICATIONS . Connect the electrical connector to the CMP sensor. Install the drive belt. Install the coolant recovery reservoir.

Fig 1: Locating Camshaft Position Sensor (3.8L)
G00158336Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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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.