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.
2010 GMC Terrain SLE, 2.4 W, FWDFACTORY OEM SERVICE PROCEDURE
Circuit/System Verification
- Ignition ON, Radio ON, DVD playing, verify that the Rear Seat Entertainment System audio and video functions are working properly.
- If the Rear Seat Entertainment System is inoperative refer to Circuit/System Testing.
- Verify that all remote control functions are working properly.
- If one or more functions on the remote control are inoperative, refer to Video Entertainment System Remote Control Malfunction .
- Verify that each headphone is working properly.
- If one or more of the headphones are inoperative, refer to Video Entertainment System Wireless Headphone Malfunction .
Factory Service Tools
Use the Manual With the Right Hardware
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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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