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Professional Automotive Repair Technical Discussions for March 15, 2011 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2005 Cadillac CTS 3.6L No Start VIN: 1G6DP56715 Customer was low on oil and added one quart.Vehicle would not start after customer had backed it out of the driveway, ran it for 30-45 seconds and shut it off, they had it towed in. When we tried to start it we heard the tell tale sound of no or very low compr... |
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| 1997 Chevrolet K3500 Cheyenne 6.5L Gear Engagement VIN: 1GCHK34F6V Customer complaint of sometimes hard to get into low/reverse gear. Sometimes it will work great for 2-3 weeks at a time. After sitting overnight, it was hard to get into gear. Pedal felt normal. Drove into shop, while on lift, engine off, pedal depressed, clut... |
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| 1997 Chevrolet Venture 3.4L No spark VIN: 1GNDX03E5V Unable to track down pin voltages at computer in Mitchell on Demand. I am completely stuck here. I think I've just looked at it too long. I've been out of the business for a couple of years due to injury and I am a little rusty. Need a little assist. |
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| 1999 Chevrolet K1500 Suburban 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3GNEC16RXX I have read a number of responses to PO300 in this kind of vehicle and trying to determine if this is a sticking valve problem or something simple. Because of the year and miles if it is a sticking value it would be an engine replacement job and not just rebui... Trouble codes: P0300 |
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| 2000 Chevrolet C-Series Kodiak C7H042 7.4L No Start VIN: 1GDL7H1D4Y Got one for you guys, 2000 c7500 med duty chevy, Installed a reman engine 7.4l (454) this truck had blew a rod bearing so we replaced engine assy with a long block, got everything put back together and cant get the engine to fire, Found it it is not getting an... Trouble codes: P0335 |
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| 2002 Chevrolet Express 3500 5.7L MIL Lamp on VIN: 1GBH31R721 Hello asking for some help vehical has code for crank shaft relearn but cant do it due to park indacator wont light up along with nutral,3,1 checked wiring and found conectors mangled up from customer getting unpluged. Replaced conectors with ac parts still ... |
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| 2004 Chevrolet Malibu LS 3.5L No Start VIN: 1G1ZT64864 Hi guys This car cam in on the hook. It died while at idle in park . I have scanned it aftyer having to recharge the dead battery. Customer cranked it till it was dead . The security system is not causing the problem .I am having trouble getting the injector... |
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| 2004 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC52F94 2004 caviliar with only 31000 miles on it. Has a intermintent no start maybe once every 2 days. Let it sit for a minute and it starts up and runs fine. Car never quits while its running. No spark--no injector pulse and no fuel presure--I do have RPM (245) and ... |
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| 2005 Chevrolet Silverado 1500 LT 5.3L Mechanical VIN: 2GTEK13T95 Hoping someone has run into this before. Regular customer. we do all his work including changing his oil regularly. Sometimes before he needs it at his request. Mobil 5w-30 & AC delco filter Cust. works in town, but lives 35 miles away. After last oil change,... |
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| 1999 Oldsmobile Bravada 4.3L Steel Lines VIN: 1GHDT13W7X I have somewhat of a forum question,this is on the subject of rust.we get alot of rust issues as all states here in the rust belt.one in particular is the bravada/jimmy/blazer above left dog leg on top of frame with all deposits salt and dirt.there are 7 lines... |
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| 1999 Pontiac Grand Am SE 3.4L transmission vehicle was brought in for a shifting problem. owner complained of a no 2-3 or 3-4 up shift in the transmission. replaced trans with a junk yard transmission. test drove vehicle and the same problem was there. tested the tps sensor and that was working properl... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1994 Cadillac Seville STS 4.6L cooling system VIN: 1G6KY5293T Well guys, i am going to close this bad boy. I had many replies and would like to thank everyone as always. The general concensus was the heads which I suspected or maybe block. So I have recommened to the customer to take the engine apart and see what we ar... |
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| 1995 Chevrolet K1500 Suburban 5.7L torque converter VIN: 1GNFK16K0S After troubleshooting vehicle more, still no apparent problem found. I gave the vehicle back to the customer and ask that he drive it more and give me more feedback on the conditions of the no tcc apply problem, and will go further from there. |
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| 2004 Chevrolet Impala LS 3.8L Misfire VIN: 2G1WH52K44 I have hooked up an external fuel supply and symptoms have went away. Customer doesn't have the funds to fix at the moment will later. Thanks for keeping me thinking about the obvious first as I was over thinking it. |
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| 2005 Chevrolet Malibu 2.2L Poor Idle Quality, Surge, Stall VIN: 1G1ZS54F85 i got the car fixed and it has been gone for a week with no problems . there were 2 things going on with it 1 was the canister vent valve the spring that holds the valve open when the solenoid is not powered up was not there so the valve could shut down at any... Trouble codes: B3109 (Key less entry low battery), U2122 (Lost comm w radio). |
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| 1997 GMC Jimmy SLT 4.3L Turn signals/Fuel gauge VIN: 1GKDT13W5V First off, I want to thank you all for your suggestions. The grounds all tested good. The rear left "D" pillar ground for the rear tail lamps was there, but the screw would not tighten, so I drilled a new hole for it just to be sure. This did not fix the issu... |
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| 2001 GMC Savana 2500 5.7L MIL Lamp on, no communication VIN: 1GTGG25R81 replaced alternate fuel module come to find out it was not plug and play had to have it reprogramed able to communicate now |
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| 2003 Other GM H2 6.0L Transfer Case VIN: 5GRGN23V93 I found the rear bushing is not availabile for this transfer case (most are) it was necessary to replace rear case half, so i got to dissassemble the transfer case and inspect inside- no further damage was present. replaced the driveshaft yoke and sent the sha... |
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