Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Prior To Any Circuit Testing (PIP5094A)
Reference number: PIP5094A
PRIOR TO ANY CIRCUIT TESTING
TECHNICAL SERVICE BULLETIN
| Affected Model(s): | 2017 and prior GM cars and light duty trucks |
| Supercedes: | This PI was superseded to update Model Years. Please discard PIP5094. |
SERVICE INFORMATION
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
CONDITION/CONCERN
Prior to any circuit system testing.
RECOMMENDATION/INSTRUCTIONS
When testing any circuit for open or continuity/ resistance, it is imperative that all related terminal pin fit and tension be checked when the test steps require disconnection of the connector or component, prior to any component replacement.
Always use the recommended terminal test tool during these tests
WARRANTY INFORMATION
For wiring repairs covered under warranty; please refer to latest version of bulletin 10-00-89-005 for warranty information on wire/connector repairs.
Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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