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.
Circuit/System Verification
- Ignition ON.
- Verify no other DTCs are set.
- If other DTCs are set
- Go to next step: If no other DTCs are set
- Verify the liftgate will release and smoothly power open when commanding Liftgate Open with a scan tool.
- If the A23C Liftgate Latch Assembly does not release
- If the liftgate releases but does not open
Refer to Circuit/System Testing - Liftgate Power Open/Close Malfunction
- If the liftgate releases but performs an erratic power open/close motion
Refer to Circuit/System Testing - Liftgate Erratic Operation
- Go to next step: If the A23C Liftgate Latch Assembly releases
- Verify the liftgate will smoothly power close when commanding Liftgate Close with a scan tool.
- If the liftgate does not power close
Refer to Circuit/System Testing - Liftgate Power Open/Close Malfunction
- If the liftgate performs an erratic open/close motion
Refer to Circuit/System Testing - Liftgate Erratic Operation
- Go to next step: If the liftgate does smoothly power close
- If the liftgate does not power close
- All OK.
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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.