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 MANUALSCHEVROLET1994ASTRO VAN M V6-262 4.3L VIN ZREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCONTROL ASSEMBLYSERVICE AND REPAIRWITH AIR CONDITIONINGFRONT
1994 Chevrolet Astro Van M V6-262 4.3L VIN Z
Front
1994 Chevrolet Astro Van M V6-262 4.3L VIN ZSECTION Front
Control Assembly Replacement:
Control Assembly Wiring Connectors:
Temp, Defrost And Vent Cables:
REMOVE OR DISCONNECT
1. Screws.
2. Control assembly.
^ Pull control assembly out of the instrument panel far enough to reach the control cable assembly ends and the blower switch electrical connector.
3. Electrical connector(s), as necessary.
4. Control cables.
5. Blower switch, if necessary.
^ Remove the blower switch knob and spring clip, and remove the blower switch.
INSPECT
^ Electrical terminals for corrosion. Remove the corrosion or replace the component as necessary.
^ Temperature and mode levers for freedom of movement. Lubricate, repair, or replace as necessary.
^ Control cable assemblies for kinks, binding and other damage. Repair or replace as necessary.
INSTALL OR CONNECT
1. Heater blower switch, if removed.
^ Hold the blower switch in position and install the spring clip.
^ Install the blower switch knob.
2. Control cables.
3. Electrical connector(s), as necessary.
4. Control assembly.
5. Screws.
^ Tighten screws to 1.4 N.m (12 in. lbs.).
^ Check circuit operation.
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.