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P0381 Diagnostic Trouble Code Discussion for May 2012

Wait To Start Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0381
Help Request Posted
2006 GMC Savana 2500 6.6L MIL Lamp on VIN: 1GTGG25236
P0381: Wait To Start Control Circuit Malfunction. Vehicle runs great and starts fine but the wait to start light never comes on. I can comand the light on with the scanner but it still does not turn on. I have checked the wire at the cluster (that the pcm controls) and can watch the pcm toggle it to ground (t...
May 17, 2012