With a Test Lamp

2004 Oldsmobile Bravada AWDSECTION With a Test Lamp
WARNING: This page does not describe the selected car, but rather 333 other vehicles, including the 2003 Pontiac Vibe, 2003 Pontiac Sunfire, 2003 Pontiac Montana, 2003 Pontiac Grand Prix, and 2003 Pontiac Grand Am. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the power feed (i.e. fuse, control module) from the suspect circuit.
  2. Disconnect the load.
  3. Connect 1 lead of the test lamp to 1 end of the circuit to be tested.
  4. Connect the other lead of the test lamp to battery positive voltage.
  5. Connect the other end of the circuit to ground.
  6. If the test lamp illuminates (full intensity), then the circuit has good continuity.
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.