Ok going to have to go drive. Did check egr and all that seems good. Any one have a control mod do some of this stuff. Some times when i am trying to keep it running it seems to be out of time. Need to check have not put a light on it yet. Sucks get one of this old things and forget how to work on t...

found one vac leak still will not idle. Have checked year and all that with dealer. There was two computers in that year have both here one it will run but wont idle the other it will ot run. With the one in for the 82 it will not idle and if i scan it no tps coolant is going up and down but with th...

This car came in on the hook found then the computer had been holding the inj open and dumping fuel. When replacing it found out then it had the wrong year of one in it. Car will drive fine but will not idle in p/n; in all other gears it is fine. Have tried both s/n of computers one it came with and...

security and the gem is the same thing. So it has been replaced. And no it has not been reprogramed yet. And yes when u make the lights come on the radio does go off the way then it should. And yes we think someone jumped the truck wrong.

but would that make it work backwards.

Truck came in with like nothing working. Found then the 4 wheel drive computer and the gem computer had gone bad. Replaced and all seems to work but the door switches work backwards when the doors are open the lights go off then when you close the doors they come on. Have taken the door apart and ca...

does it have alot of black smoke when it starts or runns bad. Could have a stuck injector

I have had module not fire just a few plugs. One thing have u checked for spark.

Ok got the streering wheel that should be in the truck in. All the buttons work but still no sound. Something elas with this truck is then it says to service the brake booster but it does not have the wireing or the sensor for that.

it is a bosss system.

i would try to check the flywheel and bolts. Make sure all are tight. Really o would check all the bolts.

We are not looking to make the onstar work we just want the radio to work. But the computer that does the onstar is not there and the two little ant on the roof are not hooked up. I know this is a piced together truck but it is a very nice truck and only has 33000 miles on it. Guess i dont know how ...

The onstar ant and the cell phone ant on the roof is all messed up too. Hope that don't matter. I am at the end with this truck. The boss wants to fix it and i told him to take it back to the sale. Had to pull the dash out to replace the blend door for the heater. It has been a nightmare..

The radio has all of its plugs. Does that matter.

We got this 04 GMC 1/2 ton truck 4x4 and when the boss bought the truck the radio was locked. Did not think it was a big deal. Took to a gm dealer and they unlocked the radio but it still did not work. In the back with the headphone jack u can plug in to it and it works. Found out we belive then the...

It is a oem ecm and they put it in since it has to be flashed. Checked and i got a good ground at the coil have not checked power yet since i need to crank it at the same time.

Ok will check that after lunch thanks

We have a 2002 dodge truck with a 5.9L in it and it first came in last winter not running and found the ecu had gone bad. So had it taken to a Dodge dealer for that then it came back 6-2011 not running and found then the coil was out. Then 7-2011 same thing and now it is back again with a bad coil. ...

with the scanor on it the knock sensor is ready nothing i can try to unplug. I have done a intake gasket on this about two years ago and right before that i had to do a fuel pump and then about a year ago the fuel pump would not hold psi and was hard to start in the morning. Both times i put a feul ...

fuel trim is about 128 and the maf reads great