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.
1998 Chevrolet Prizm LSi, Automatic, A245E/MS7FACTORY OEM SERVICE PROCEDURE
Door Lock Manual Switch (Without Power Windows)
- Locate door lock manual switch in front door. See Figure . Remove front door trim. See FRONT DOOR TRIM under REMOVAL & INSTALLATION. Remove service hole cover.
- Locate and disconnect manual switch connector. See Fig 1 . Ensure continuity exists between manual switch terminals No. 2 and 3 with manual switch in LOCK position. Ensure continuity exists between manual switch terminals No. 1 and 3 with manual switch in UNLOCK position. If continuity is not as specified, replace manual switch.
Factory Service Tools
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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.
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