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View Full Version : vacuum diagram for wastegate solenoids



DChristie
02-06-2004, 16:40
Does anyone know where I can lay my lunch-hooks on a diagram of the vac lines as they enter and exit those three solenoids? IE which is the supply then the wastegate etc... I'm trying to get back to a stock config. I've grown weary of the S.E.S. and ensuing power loss any time I exceed 75mph, I do that alot just trying to keep up with traffic here in Houston. All three noids are new, just not connected correctly.

Thanks for the help
Donald T.

moondoggie
02-06-2004, 17:20
Good Day!

If you haven't already bought one, you might want to get a factory shop manual for your truck, available from Helm (http://www.helminc.com) (Click in colored text.). You'll probably save more than it's cost the 1st time you use it. The one for my 95's was $120.00 - some of the best money I've spent.

Blessings!

Brian Johnson, #5044

gmctd
02-06-2004, 20:20
Pump tees to front port on first and middle solenoids, Boost and EGR.

First solenoid rear port is to Wastegate.

Second solenoid rear port to front port on third solenoid, EGR Vent.

Rear port on third solenoid tees to EGR Valve and Baro sensor on firewall.

Yellow wire to Boost

Gray wire to EGR

White wire to EGR Vent