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First I want to thank all , mainly Joey , for the correct advise on the problem with my 04 Ls. So it is to no surprise I am here with another strange one to fix. I pushed the set button 2 to exit the car and the horn and the electric tilt when crazy. The tilt went up,down about 2 times and the...

I have a 2004 LS with the 3.9 and has 165,000 miles. This morning I heard a gurgling sound under the hood. When I inspected the sound I saw the reservoir tank was full of what looked like mud. When I removed the cap(Engine was warm and off) out came what looked like mud. I started it back up and...

Does anyone know of a aftermarket performance chip for the 2004 LS V8 that creates real HP gains and not just a electronic shift kit ? Thanks and Happy Saturday to Everyone :p

Is the intake manifold on the 2004 V8 a 2 piece part? The top part is plastic while the lower part that mounts to the heads is aluminum. Do the come apart and if so how. I do not want to start prying on plastic and aluminum without knowing if they truly are a 2 piece part. Please help as soon...

I have a 2004 LS V8. Is it possible to eliminate the E.G.R valve like we use to on the old V8's of the seventies? Is there an aftermarket intake that does not have a E.G.R mount. Thanks Again for your help

I have a 2004 LS 3.9 . Is there a way for someone to read codes from E.C.M without a hand held device ?

I have a 2004 LS V8. I am replacing some coolant hoses and i have a few questions. The aux. pump located on the bottom of radiator on the pass side , what is it's purpose ? Witch sensor operates it ? The Goose neck housing that goes into the top of block or intake , is there another thermostat...

I have 2004 LS V8. The top plastic Tie from Upper block into thermostat housing to lower cooler bypass hose broke. I noticed when I took it apart that the small by pass hose on the side was clogged bad with a rubber and paper type of wall. What is that by pass for ? What the Hell could that have...

I have a 2004 LS with the V8. At normal idle it runs like it has 2 C.O.P not working,but when you turn on the front defroster it idles and runs great. Any idea's what the problem seems to be?

Does anyone know where i can find performance after market coil over plug sets for the 2004 3.9 V8 ? Summit and Jegs says they don't make them but i have heard of others replacing them with aftermarket ones saying they are better than the factory replacements ? Thanks for your reply's

Hello.. I have a 2004 LS 3.9 . When running in park there is no throttle pedal response . Has no problem when driving . Any thoughts ?