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 MANUALSCHEVROLET1971IMPALA 2D CONVERTIBLE, 5.7L ENG, AUTOMATIC TRANS, TRANS MFR CD POWERGLIDEREPAIR AND DIAGNOSIS (SINGLE PAGE)HEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSAUTOMATIC TEMPERATURE CONTROLOLDSMOBILE 88, 98 & TORONADO (1971)DESCRIPTIONSENSOR SYSTEM & TEMPERATURE DIAL RHEOSTATFEEDBACK POTENTIOMETER
1971 Chevrolet Impala 2D Convertible, 5.7L Eng, Automatic Trans, Trans Mfr CD Powerglide
Feedback Potentiometer
1971 Chevrolet Impala 2D Convertible, 5.7L Eng, Automatic Trans, Trans Mfr CD PowerglideSECTION Feedback Potentiometer
Mounted in the programmer and actuated by the vacuum motor to sense the temperature door position. This unit acts to prevent the vacuum motor overrunning when acting in response to a change in the sensor signal.
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.