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 MANUALSCHEVROLET1996SPORTVAN VAN PASSENGER EXTENDED, 6.5 YREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 37 (ENGINE CONTROLS - TESTS W/CODES - 4.3L)TROUBLE CODE CHARTSCODE 42, IGNITION CONTROL - ALL MODELSDIAGNOSTIC AIDS
1996 Chevrolet Sportvan Van Passenger Extended, 6.5 Y
Diagnostic Aids
1996 Chevrolet Sportvan Van Passenger Extended, 6.5 YSECTION Diagnostic Aids
WARNING: This page does not describe the selected car, but rather 19 other vehicles, including the 1996 Chevrolet Chevy Van, 1995 GMC Vandura Special, 1995 GMC Vandura, 1995 GMC Sonoma, and 1995 GMC Safari. However, it is still accessible from the selected car via links, so may be relevant.
The scan tester cannot help diagnose a Code 42 problem. See INTERMITTENTS in TESTS W/O CODES - GASOLINE article.
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.