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 MANUALSBMW1993740IL (E32/2) V8-3982CC 4.0L DOHC (M60)REPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCONTROL MODULE HVACSERVICE AND REPAIR
1993 BMW 740iL (E32/2) V8-3982cc 4.0L DOHC (M60)
Control Module HVAC: Service and Repair
1993 BMW 740iL (E32/2) V8-3982cc 4.0L DOHC (M60)SECTION Service and Repair
A/C CONTROL MODULE, REMOVING AND INSTALLING
The A/C control module is mounted behind the evaporator on top of the transmission tunnel.
1. From inside the car remove glove box.
NOTE: On early cars, the A/C control module may have harness connectors on both sides of module.
2. Remove screws retaining center console carpeted side panels at right and left sides. Remove panels.
3. Remove A/C control module electrical connector from left side of control unit, if necessary.
4. Remove screws retaining trim panel above glove box and remove trim panel, disengaging from clip at rear.
5. Remove two screws (arrows) retaining ventilation duct and remove duct.
6. Separate all electrical connectors from A/C control module and push aside wiring harness.
7. Depress control module retaining clip (black arrow) and slide control module out from right side.
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.