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.
2012 GMC Terrain AWD L4-2.4LFACTORY OEM SERVICE PROCEDURE
Throttle Position Sensor: Locations
Instrument Panel/Center Console Component Views
Lower Left of the Instrument Panel Components
1 - B80 Park Brake Switch
2 - T3 Audio Amplifier
3 - K9 Body Control Module
4 - K73 Telematics Communication Interface Control Module (UE1)
5 - B107 Accelerator Pedal Position Sensor
6 - T4S Wireless Communication Antenna - Bluetooth (UE1 with UPF)
7 - B22 Brake Pedal Position Sensor
8 - X84 Data Link Connector
Factory Service Tools
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.