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 MANUALSCHEVROLET1997CHEVY EXPRESS G3500, VAN CARGO, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 21 (ENGINE CONTROLS - SYSTEM & COMPONENT TESTING - 7.4L (G SERIES))MISCELLANEOUS PCM/VCM CONTROLSTRANSMISSIONTORQUE CONVERTER CLUTCH (TCC) SOLENOID
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 F
Torque Converter Clutch (TCC) Solenoid
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 FSECTION Torque Converter Clutch (TCC) Solenoid
WARNING: This page is about a different variant/trim than selected.
Disconnect harness connector to TCC solenoid. Measure resistance between TCC solenoid terminals. Solenoid resistance should be 10-15 ohms at 68°F (20°C).
NOTE:
Some solenoids have an internal pressure switch in series with solenoid winding and will not show continuity until transmission hydraulic pressure is applied.
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.