Ignition Coil(S): Installation

2004 Oldsmobile Bravada RWDSECTION Installation
WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ensure the ignition cassette grounding spring and the insulator are in place when installing the ignition cassette. Connect the spark plug boots to the spark plugs. See Fig 3 . Carefully install the ignition cassette.
  2. Install the ignition cassette retaining bolts. Tighten ignition cassette retaining bolts in sequence to specification. See Fig 4 . See TORQUE SPECIFICATIONS  .
  3. Install the AIR shut off valve. Reconnect the AIR vacuum control solenoid valve harness connector. Reconnect the ignition cassette electrical connector. Align and press the injector sight shield onto the mounting studs. See Figure . Install the mounting nuts onto the mounting studs and tighten nuts.
Fig 1: Locating Engine Controls In Engine Compartment (Bank 1 Shown)
G00053814Courtesy 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.