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 DIAGNOSISPOWERTRAIN MANAGEMENTEMISSION CONTROL SYSTEMSEXHAUST GAS RECIRCULATIONEGR CONTROL SOLENOIDSERVICE AND REPAIR
1993 Geo Prizm L4-1600cc 1.6L DOHC
EGR Control Solenoid: Service and Repair
1993 Geo Prizm L4-1600cc 1.6L DOHCSECTION Service and Repair
EGR Solenoid Vacuum (SV) Valve (California Emissions Only) Removal and Installation
REMOVAL
1. Disconnect negative battery cable.
2. Disconnect electrical connector.
3. Disconnect vacuum hoses from VSV.
4. Remove one bolt, bracket and EGR SV valve from vehicle.
INSTALLATION
1. Install EGR SV valve, bracket and one bolt.
2. Tighten to 115 in.lbs. (13 Nm).
3. Connect vacuum hose to EGR SV.
4. Connect electrical connector.
EGR Solenoid Vacuum Valve:
REMOVAL
1. Disconnect negative battery cable.
2. Disconnect electrical connector.
3. Disconnect vacuum hoses from VSV.
4. Remove one bolt, bracket and EGR SV valve from vehicle.
INSTALLATION
1. Install EGR SV valve, bracket and one bolt.
2. Tighten to 115 in.lbs. (13 Nm).
3. Connect vacuum hose to EGR SV.
4. Connect electrical connector.
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.