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 MANUALSCHEVROLET1998SUBURBAN K2500, 7.4 J, PART TIMEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 45 (ENGINE CONTROLS - REMOVAL, INSTALLATION & OVERHAUL - 4.3L)FUEL SYSTEMTHROTTLE POSITION (TP) SENSORREMOVAL & INSTALLATION
1998 Chevrolet Suburban K2500, 7.4 J, Part Time
Removal & Installation
1998 Chevrolet Suburban K2500, 7.4 J, Part TimeSECTION Removal & Installation
WARNING: This page is about a different car, the 1998 GMC Savana, 1998 Chevrolet Chevy Van, and 1998 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
- Remove air cleaner assembly (if necessary). Disconnect harness connector from TP sensor. Remove attaching screws, lock washers, retainers, and TP sensor.
- To install, reverse removal procedure. Adjust TP sensor to specification. See ADJUSTMENTS - 4.3L article. When replacing a TP sensor, ensure correct part number is used. Use Loctite on TP sensor attaching screws.
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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.