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.
2009 Hummer H2 V8-6.2LFACTORY OEM SERVICE PROCEDURE
Solar Sensor: Service and Repair
Sun Load Temperature Sensor Replacement
Removal Procedure
1. Remove the I/P upper trim panel with windshield defroster nozzle grille. Refer to Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille Replacement (Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille Replacement).
2. Remove the sun load sensor (2) from the I/P upper trim panel by turning 1/4 turn.
3. Disconnect the electrical connector from the sun load sensor (3).
Installation Procedure
1. Connect the electrical connector to the sun load sensor (3).
2. Install the sun load sensor (2) to the I/P upper trim panel by turning 1/4 turn clockwise.
3. Install the I/P upper trim panel with windshield defroster nozzle grille. Refer to Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille Replacement (Instrument Panel Upper Trim Panel with Windshield Defroster Nozzle Grille Replacement).
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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