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P0740 Diagnostic Trouble Code Discussion for November 2014

Torque Converter Clutch Out Of Range


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Trouble Ticket Help Requests for DTC P0740
Help Request Posted
2004 GMC Envoy SLE 4.2L Poor Idle Quality, MIL Lamp on VIN: 1GKDT13S14
P0740: TCC Enable Solenoid Clutch Control Circuit Malfunction. This is a weird one here, almost makes me think I'm overlooking something really simple. This Envoy came in the other day with a "reduced power" and check engine light on. The customer said he came out of work and it was running really bad. I scanned t...
November 24, 2014