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 Z, 4WD, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROLS - SPECIFICATIONSFUEL SYSTEMTHROTTLE POSITION SENSOR
1992 GMC Jimmy Base, 2D Utility, 4.3 Z, 4WD, Standard
Throttle Position Sensor
1992 GMC Jimmy Base, 2D Utility, 4.3 Z, 4WD, StandardSECTION Throttle Position Sensor
NOTE:
Throttle Position Sensor (TPS) is adjustable only on 2.8L (VIN R) and 6.2L Diesel engines. For further testing, see TESTS W/CODES
article in the ENGINE PERFORMANCE Section.
TPS ADJUSTMENT VOLTAGE
| Application | (1) Voltage | ||||
|---|---|---|---|---|---|
| 2.8L (VIN R) | .42-.45 | ||||
| 6.2L Diesel (VIN C & J) | (2) .63 | ||||
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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.