Fuel Pulse Dampener: Installation

2004 Oldsmobile Bravada AWDSECTION Installation
WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the new "O" ring on the fuel pulse dampener. Lubricate the fuel pulse dampener "O" ring with clean engine oil. Push the fuel pulse dampener into the fuel rail. See Fig 1. Install the new fuel pulse dampener retaining ring. Tighten the fuel filler cap.
  2. Connect the negative battery cable. Perform the following procedure in order to inspect for leaks. Turn the ignition on for 2 seconds. Turn the ignition off for 10 seconds. Turn the ignition on. Inspect for fuel leaks. Install the left fuel rail cover.
  3. Check if keyless entry transmitters function properly. If battery was disconnected, transmitter may not communicate or may loose synchronization with the receiver. If transmitters do not function properly, reprogram transmitters. See KEYLESS ENTRY TRANSMITTER SYNCHRONIZATION  under PROGRAMMING.
Fig 1: Removing/Installing Fuel Pulse Dampener
G00209105Courtesy 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.