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.
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HOMESERVICE MANUALSCHEVROLET2002EXPRESS 1 TON VAN V8-8.1L VIN GREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCONTROL ASSEMBLYSERVICE AND REPAIRHVAC CONTROL ASSEMBLY REPLACEMENT
2002 Chevrolet Express 1 Ton Van V8-8.1L VIN G
HVAC Control Assembly Replacement
2002 Chevrolet Express 1 Ton Van V8-8.1L VIN GSECTION HVAC Control Assembly Replacement
REMOVAL PROCEDURE
1. Remove the instrument cluster trim plate.
2. Remove the retaining screw (1) from the left edge of the HVAC control assembly (2).
3. Pivot the HVAC control assembly from the instrument panel in order to disengage the tab on the right side of the HVAC control assembly.
4. Pull the HVAC control assembly out of the instrument panel far enough to reach the vacuum and the electrical connectors.
5. Disconnect the electrical connectors.
6. Disconnect the vacuum connectors.
INSTALLATION PROCEDURE
1. Connect the vacuum connectors.
2. Connect the electrical connectors.
3. Install the HVAC control assembly to the instrument panel by the following procedures:
4. Align the tab on the right side of the HVAC control assembly with the slot in the instrument panel.
5. Pivot the HVAC control assembly into the instrument panel.
NOTE: Refer to Fastener Notice in Service Precautions.
6. Install the retaining screw (1) to the left edge of the HVAC control assembly.
Tighten
Tighten the screw to 4 N.m (35 lb in).
7. Install the instrument cluster trim plate.
1. Remove the instrument cluster trim plate.
2. Remove the retaining screw (1) from the left edge of the HVAC control assembly (2).
3. Pivot the HVAC control assembly from the instrument panel in order to disengage the tab on the right side of the HVAC control assembly.
4. Pull the HVAC control assembly out of the instrument panel far enough to reach the vacuum and the electrical connectors.
5. Disconnect the electrical connectors.
6. Disconnect the vacuum connectors.
INSTALLATION PROCEDURE
1. Connect the vacuum connectors.
2. Connect the electrical connectors.
3. Install the HVAC control assembly to the instrument panel by the following procedures:
4. Align the tab on the right side of the HVAC control assembly with the slot in the instrument panel.
5. Pivot the HVAC control assembly into the instrument panel.
NOTE: Refer to Fastener Notice in Service Precautions.
6. Install the retaining screw (1) to the left edge of the HVAC control assembly.
Tighten
Tighten the screw to 4 N.m (35 lb in).
7. Install the instrument cluster trim plate.
RENDER: 1.0x
NO RELATED
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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.