Diagnostic Fault Information

2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Diagnostic Fault Information
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
12-Volt Reference 1* 1 - -
Crank Voltage 1* 1 1 -
Ignition 1 Voltage 1* 1 1 -
Ignition 1 Voltage 1* - - -
Ignition 3 Voltage 1* 1 1 -
1. Power Mode Mismatch
* May cause BCM damage or open fuse to BCM.
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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.