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HOMESERVICE MANUALSCHEVROLET1993SPORTVAN G30, VAN PASSENGER, 7.4 NREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 15 (ENGINE CONTROLS - TESTS W/CODES - 5.0L)TROUBLE CODE CHARTSCODE 32, EGR CIRCUIT ERROR - MODELS USING MANIFOLD VACUUM, 2-TERMINAL SOLENOID & BACKPRESSURE EGRDIAGNOSTIC AIDS
1993 Chevrolet Sportvan G30, Van Passenger, 7.4 N

Diagnostic Aids

1993 Chevrolet Sportvan G30, Van Passenger, 7.4 NSECTION Diagnostic Aids
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1994 GMC Vandura, 1994 GMC Rally, 1994 GMC Pickup, 1994 Chevrolet Sportvan, and 1994 Chevrolet Pickup. However, it is still accessible from the selected car via links, so may be relevant.

Prior to replacing PCM, check resistance of all PCM-controlled solenoids and relays. Replace any with a resistance value less than 20 ohms.

Fig 1: Code 32 Schematic ("C" & "K" Series 5.0L) EGR Ckt. Error Using Manifold Vac., 2-Terminal Sol. & Back Press. EGR
G94J65994
RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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  • • 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.