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 MANUALSPLYMOUTH1984HORIZON L4-97 1.6L SOHCREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCONTROL ASSEMBLYSERVICE AND REPAIRHEATER-A/C CONTROL REPLACEMENT
1984 Plymouth Horizon L4-97 1.6L SOHC
Heater-A/C Control Replacement
1984 Plymouth Horizon L4-97 1.6L SOHCSECTION Heater-A/C Control Replacement
1. Reach under instrument panel to disengage headlamp switch knob release button on switch and pull knob and shaft assembly from switch.
2. Remove lower left bezel attaching screws and bezel.
3. Remove control assembly mounting screws and pull control assembly rearward.
4. Disconnect wiring, cables and vacuum lines, then remove control assembly.
5. Reverse procedure to install.
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.