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 MANUALSCHEVROLET1990S10/T10 P/U 4WD V6-262 4.3LREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCONTROL ASSEMBLYSERVICE AND REPAIRCONTROL ASSEMBLY AND BLOWER SWITCH
1990 Chevrolet S10/T10 P/U 4WD V6-262 4.3L
Control Assembly and Blower Switch
1990 Chevrolet S10/T10 P/U 4WD V6-262 4.3LSECTION Control Assembly and Blower Switch
Air Distribution System Component View:
Control Assembly:
Wiring Harness:
Cable:
REMOVE OR DISCONNECT
1. Negative battery cable.
2. Instrument panel center bezel.
3. Control assembly screws (71).
^ Pull the control assembly (70) outward.
4. Vacuum harness (73).
5. Electrical connection (126).
6. Cables (67 and 72).
7. Control assembly (70).
8. Blower switch.
INSTALL OR CONNECT
1. Blower switch to the control assembly (70).
2. Cables (67 and 72).
3. Electrical connection (126).
4. Vacuum harness (73).
5. Control assembly (70) to the instrument panel.
6. Screws (71).
7. Instrument panel center bezel.
8. Negative battery cable.
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.