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.
Service and Repair
Cruise Control: Service and Repair — 1993 Geo Storm L4-1800cc 1.8L DOHC Service Manual : Service and Repair 1. Disconnect battery ground cable, then place shifter in Neutral position. 2. Raise and support vehicle. 3. Remove six splash shield bolts and splash shield. 4. Remove one nut, one lock washer and shift select cable from manual lever. 5. Disconnect PNP electrical connector. 6. Remove one nut, one lock washer and manual lever from manual shaft. Unstake lock plate behind manual shaft nut 7. Remove manual shaft nut and lock plate from PNP switch then PNP switch bolts and switch. 8. Reverse procedure to install noting the following: a. Tighten manual shaft nut to 61 inch lbs. b. Adjust PNP switch by aligning neutral basic line scribed in PNP switch with groove in PNP switch sleeve. c. Tighten PNP switch to 48 in-lbs. d. Tighten manual lever nut to 106 in-lbs. e. Adjust shift select cable by rotating manual lever counterclockwise until it reaches Park position. Rotate manual lever clockwise two detent positions until manual lever is in neutral position. Install shift select cable into manual lever and secure with cable nut Pull cable taut making sure no deflection exists. f. Tighten shift select cable to 115 in-lbs. g. Tighten left splash shield bolts to 44 in-lbs. h. Tighten battery ground cable to 11 ft-lbs. 9. Ensure proper operation of PNP switch by performing the following steps: a. Apply parking brake and block wheels. b. With shifter in PARK, verify starter operation, then stop engine and turn key to the RUN position. c. Move shifter to Neutral, turn start engine and verify starter operation. d. Verify that starter does not operate in Drive, 2nd, Low or Reverse.
Use the Manual With the Right Hardware
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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.