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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSCHEVROLET1990LUMINA APV V6-191 3.1LREPAIR AND DIAGNOSISLIGHTING AND HORNSTURN SIGNALSTURN SIGNAL SWITCHSERVICE AND REPAIR
1990 Chevrolet Lumina APV V6-191 3.1L
Turn Signal Switch: Service and Repair
1990 Chevrolet Lumina APV V6-191 3.1LSECTION Service and Repair
Fig. 2 Lock Retaining Ring Removal:
Fig. 3 Removing Upper Shaft Components:
Fig. 4 Turn Signal Switch Components:
Fig. 5 Turn Signal Switch Removal:
1. Remove steering wheel as described under STEERING WHEEL & HORN SOUNDER.
2. Remove lock retaining ring using pulling tool No. J 23653-C or equivalent to depress shaft lock, Fig. 2.
3. Remove shaft lock, then turn signal cancelling cam, Fig. 3.
4. Remove upper bearing spring, upper bearing inner race and inner race.
5. Set turn signal lever to the ``Right Turn'' position.
6. Remove signal switch arm attaching screw, then remove switch from turn signal assembly, Fig. 4.
7. Remove turn signal switch attaching screws, then remove hazard knob assembly.
8. Remove turn signal switch and wiring harness protector, Fig. 5.
9. Gently pull wiring harness through gear shift lever bowl, column housing and lock housing cover assemblies.
10. 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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.