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 MANUALSGMC1992JIMMY BASE, 2D UTILITY, 4.3 W, RWD, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCOMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORCONTROL UNITS
1992 GMC Jimmy Base, 2D Utility, 4.3 W, RWD, Automatic
Control Units
1992 GMC Jimmy Base, 2D Utility, 4.3 W, RWD, AutomaticSECTION Control Units
CONTROL UNITS LOCATION
| Component | Location | |
|---|---|---|
| ABS Module | ||
| Rear ABS (RABS) | Near master cylinder. | |
| 4WD ABS | On left front fender. | |
| Audio Alarm Module | On convenience center. | |
| Cruise Control Module | On left side of steering column. | |
| Daytime Running Lights (DRL) Module | Above interior fuse block. | |
| Diode Module | Above fuse block. | |
| Elapsed Timer Module (2.8L) | Under right side of dash, next to ECM. See Figure . | |
| Electronic Control Module (ECM) | ||
| 2.5L (VIN A) | Under right side of dash. See Figure . | |
| 2.8L (VIN R) | Under right side of dash. See Figure . | |
| 4.3L (VIN Z) | Under right side of dash. See Figure . | |
| 4.3L HP (VIN W) | Under right side of dash. See Figure . | |
| Elec. Spark Control (ESC) Module | ||
| 2.8L (VIN R) | On center of firewall. See Figure . | |
| 4.3L (VIN Z) | On center of firewall. See Figure . | |
| 4.3L HP (VIN W) | On center of firewall. See Figure . | |
| Elec. Spark Timing (EST) Module | At distributor. | |
| Elec. Transfer Case Module | Near ECM. | |
| Variable Tuning Controller (4.3L HP) | On top of intake manifold. | |
| Windshield Wiper Module | On center of firewall . | |
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.