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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 21, 2007
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Open Help Requests for GM
Help Request Answers
1994 Cadillac Eldorado 4.6L tick in front cylinder head? VIN: 1G6EL12YXR
Hello all. This is my car. Has tick noise in FRONT cylinder head ONLY. Sounds like lifter tap. Pulled front valve cover. Extremely clean engine- absolutely no sign of sludge. FOUND ALL EXHAUST LIFTERS CAN BE COLLAPSED W/ FINGER PRESSURE APPLIED; HOWEVER all in...
1996 Chevrolet Cavalier 2.2L power steering VIN: 1G1C1248T7
Good afternoon to everybody This car came in with a power steering return line leaking it was steering ok just the line leaking.I repaired the line and bleed the system with the front wheels off the ground and turning the steering wheel lock to lock.The prob...
1997 Chevrolet Cavalier 2.2L no injector pulse VIN: 1G1JC1246V
I need help from the gm guru's please.we put a fuel pump in this 1997 cavalier because of noise.vehicle ran great besides the hum of the fuel pump.after installing new fuel pump car started then died.I tried this 3 times then discovered we recieved a bad pump ...
2000 Chevrolet Cavalier Z24 2.4L No Start VIN: 1G1JF12T4Y
hello fello techs thanks in advance for any help this is a friends car she had been to a couple of repair facilities and both had told her that it was an ecm cranks will not start multiple codes scanner data irratic. I have put in an ecm from local delco deale...
2005 Chevrolet Impala 3.4L Starting VIN: 2G1WF52E55
Customer purchased this vehicle at an auction.Was running at the time.Does not crank.No codes.I think it may be related to the passlock system.Anyone ever bypass one?Any help would be appreciated.Bruce
2002 Pontiac Montana 3.4L Engine VIN: 1GMDX03E92
Hi group, thanks in advance for any help. I don't have a lot of these screw ups, but now and then... I had this van in last week for the intake gasket, all went well, and the customer picked it up. It came back 2 days later on the hook, with no oil in it and k...

Fixes & Summaries for GM
Fix/Summary Answers
2003 Cadillac CTS 3.2L Poor Idle Quality VIN: 1G6DM57N43
The problem was, the engine would shake with the AC on and even the seat belts would shake. There was no vibration with the AC off. When you turned on the AC for the first time, there was no shake, but after about 5 or 10 minutes it would start to shake. The...
1995 Chevrolet S10 4.3L Lighting VIN: 1GCCT19Z35
Well, it turned out to be in the factory trailer wiring. All I did was start Disconnecting power wires from the power distribution block on the drivers fender, I should have done this first before the request. Thanks to all who replied, I really do appreciate ...
1999 Chevrolet Venture 3.4L no drive or reverse VIN: 1GNDX03E3X
It turns out the vast majority of replies were right on the money. The trrans pan was removed and the was a ton of metal in it. The line pressure was almost non-exsistent. our trans rebuilder overhauled the unit and it all better now. I really am glad that so ...
2000 Chevrolet Astro 4.3L Poor Idle Quality
Unplugged red connector at pcm and continuity to iac all wiring intact. re-connected pcm and condition has not re-occured. Customer is monitoring the condition for the time being. I still suspect a pcm issue. Thank you all for your replies. Trouble codes: P1509.
2000 Chevrolet Cavalier 2.2L No Start, Stall, MIL Lamp on VIN: 3G2JB1240Y
thanks for the great replys.the ones that will not act up when you have it are the hardest to find.after reading all the great replys i hooked up a fuel pressure gauge we could drive with.it died at 42km twice.still not sure what causes a u1000 code when the f... Trouble codes: U1000.
2000 Chevrolet Corvette 5.7L rear seal VIN: 1G1YY32G4Y
This was actually pretty easy. There was a step-by-step procedure with pics that I found on a C5 website that I Googled. On this particular model, the transmission does not have to be removed nor does any body hacking have to be done (someone actually cut th...
2003 Pontiac Montana 3.4L Front wipers
First I'd like to thank all who replied. Too numerous to list all who did, though I'd like to say 'thanks' to Thomas [...] for sending along a picture to help out. The 'tab' was actually ok. But the 'v' grooved piece that is to go against the tab when motor re...
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