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 MANUALSGEO1993PRIZM L4-1600CC 1.6L DOHCREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGEVAPORATOR CORESERVICE AND REPAIR
1993 Geo Prizm L4-1600cc 1.6L DOHC
Evaporator Core: Service and Repair
1993 Geo Prizm L4-1600cc 1.6L DOHCSECTION Service and Repair
1. Disarm airbag system as outlined under ``Airbag System Disarming.''
2. Discharge air conditioning system using a suitable A/C recovery system.
3. Disconnect battery ground cable.
4. Remove right side kick panel and glove box assembly.
5. Disconnect evaporator outlet and inlet pipe and plug hoses and evaporator openings.
6. Disconnect hold-down brackets for inlet and outlet pipes.
7. Remove air conditioning amplifier electrical connector then the amplifier.
8. Disconnect evaporator thermistor connector.
9. Remove evaporator case from vehicle.
10. Separate evaporator case halves then remove thermistor from evaporator.
11. Remove evaporator from case.
12. Reverse procedure to install, rearming airbag as outlined under ``Airbag System Arming.''
RENDER: 1.0x
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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.