According to www.VE85.com, the vortec 4200 inline 6 cyl engine is not designed for this directly. There may be a conversion for it, but it is not directly compatible and should not be attempted. This can damage the engine.
the vortec 4200 doesnt have an EGR system
The Air Intake Resonator box on a 2004 Chevy Trailblazer is located in the middle of the engine; It's marked with the "Vortec 4200" symbol on the top of it and is made of black ABS plastic.
Classic symptoms of the Trailblazer Vortec 4200 Inline six cylinder engine with a dirty Throttle Body. www.trailvoy.com
replace water pump 2005 chevy trailblazer vortec 4200
43 thousands of an inch
Remove the air box on the top of the motor that says Vortec 4200. Remove the bolts for the affected coil pack and lift it off. Unclip the connector and replace. For lots more info and help visit our Trailblazer enthusiasts forum at www,trailvoy.com
Remove the air chamber labled Vortec 4200, two bolts on left side, and loosen the hoses on both sides. No cables!, remove bolts of each coil pack and plugs are below...
If you know where the Airbox is with the Air Filter in it ... follow that tube to the Vortec 4200 cover. The Air travels through the Airbox into the throttle body and youll see it after removing that Vortec 4200 cover and disconnecting the tube from it and youll see the butterfly valve of the throttle body
The 4200 Vortec inline Six does not have a belt. It in fact has a timing chain to drive the dual overhead camshafts. I do not know the regular service interval for the chain however I do know several members of the forum are at 200,000 miles without problems. www.trailvoy.com All the answers for your Trailblazer from true enthusiasts!
It is on the intake air tube facing the firewall close to where the tube joins the Vortec 4200 resonator box. All the answers are at our enthusiasts website ........ www.trailvoy.com
It's on the back side (closest to the firewall side) of the air intake tube. Just before it goes into the resonator box that says Vortec 4200. www.trailvoy.com All the answers for your Trailblazer at our enthusiasts forum.
The camshaft in the Trailblazer 4200 Vortec LL8 Inline six cylinder engine is a bit different in this new design as of 2002. This all aluminum fuel injected engine is a dual overhead cam design. It can rev effortlessly to over 6000 rpm. www.trailvoy.com All the answers for your Trailblazer from true enthusiasts!