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International Automotive Technicians Network
Re: 6.5 GMC wastegate solonoid
Posted to HD/Fleet Forum on 5/30/2002

Hi Russel. It's a fairly common problem on 6.5L models with the turbo wastegate solenoid valve and also the 6.5L models with EGR and EGR vent solenoids. The wiring can break multiple times, from the connector, to about 1" along the wire.

Try wiggling the wir... Login to read more.