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Professional Automotive Repair Technical Discussions for October 18, 2011 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2005 Buick LeSabre Custom 3.8L Sdm VIN: 1G4HP52K55 The car runs fine but will not crank over with the air bag module connected unless the RIM and the DIM modules are disconnected. The tech 2 also will not communicate with all modules connected. There has been no previous damage.Checked power and grounds and pi... |
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| 2004 Cadillac DeVille 4.6L no 3-4 shift VIN: 1G6KD54Y84 This car has no 3-4 shift & code p1811, I cannot find what solenoid commands 4th . All other gears are ok , fluid is a little dark, also message center showed trans hot at one time. I suspect a slipping band I would like to rule out electrical concerns. Thank ... |
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| 1995 Chevrolet C1500 5.7L Cuts out VIN: 1GCEC14K9S Customer compliant of hesitation and almost stalling on acceleration. Did major tune, cleaned egr passages. Vehicle runs 100% better but still runs to stumble on accel. Fuel pressure 11 psi. If i unplug the egr vacum and stumble goes away and vehicle runs grea... |
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| 2004 Chevrolet Silverado 1500 LS 5.3L Will not take fuel VIN: 1GCEK14T64 I feel dump on this one. This truck is used on the farm in very dirty, muddy, sandy conditions. For a couple this truck will not hardly take fuel. It may take 30min to get a 1/2 of a tank in it, just kicks nozzle off. Customer is finally sick of it so he broug... |
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| 2004 Chevrolet Silverado 1500 LT 5.3L No Start, Cuts out, MIL Lamp on VIN: 1GCEK13TX4 im out of hair to pull out .for two weeks now my truck wont start in the am u can crank on it and it will start then just die after the therd try it will run.my wifes 08 cobolt is doing the same thang.i set my truck back to stock with the programer.but no help... Trouble codes: P0332, P0740, P0785, P0753, P0785 |
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| 2007 Chevrolet Suburban 1500 LTZ 5.3L Traction Control VIN: 3GNFK16397 Thank you for your help! |
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| 2007 Chevrolet Cobalt LS 2.2L Starting VIN: 1G1AK55F77 Hello, I have this cobalt here and it won't start. I got this car in for a blown headgasket. I tried to start it before I did any work on it. It will not do anything but turn the lights on. There is no click no anything. Seemed like security system problem. Ca... |
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| 2007 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDT13S87 This vehicle is my wifes. It sets a code P1400 and mitchell has nothing to speak of on the code. I saw a TSB for this code and another code in cold weather start up, but it comes on in the summer heat so dismissed that. Car runs fine but lite is on. Any input ... Trouble codes: P1400 (cold start emmision reduction system) |
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| 2008 GMC Acadia SLE 3.6L Input speed sensor VIN: 1GKER13738 Vehicle came to us with MIL on and transmission in default. Stored DTC's present were P0716 & P0717. Cleared codes, car would shift from first to second, codes would come back, and transmission went back into default. Replaced input speed sensor and problem re... |
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| 2003 Pontiac Grand Prix GT 3.8L Stall VIN: 1G2WK52J81 Code, P1629C Pertains to Vehicle theft deterent module complaint as far as GM bulletin goes, our problem seems to be leaning towards, it is a passlock 3 system... Can this module be programmed without GM Scan tool? Trouble codes: P1629 |
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| 2004 Pontiac Grand Am GT 3.4L No Start VIN: 1G2NF52E24 Car will not start on it's own. If I add a little fuel (unplug ECT, or add carb cleaner), it will start. It starts fine after it warms up. Customer says he has to disconnect the battery for 20 minutes to start it so ECM history is clear. Any help would be grea... |
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| 2009 Pontiac G6 GXP 3.6L Steering Wheel VIN: 1G2ZM57759 When sitting still and turning wheel there is a vibration felt in steering wheel. But only when turning the wheel. Looked through the knowledge base and the tsb on alldata. Just looking for some help this car is for a driving school so lots of maneuverablity i... |
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| 2008 Saturn Vue XE 3.5L Ac/Heater Controls VIN: 3GSDL4378S Mode and blend door loose memory every third or fourth time key is cycled can reprogram all is well for awhile |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1999 Cadillac DeVille 4.6L Starter VIN: 1G6KD54Y7X thanks to all that help me from the good people at iatn"..to make a long story short, it was the lock cy.the wires was broke,and agine many thanks jim |
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| 2004 Cadillac Escalade 6.0L Oil Pressure VIN: 1GYEK63N43 Customer authorized the removal of oil pan for further inspection. Removed pan and pick up tube o-ring was ok, the pan gasket was ok, and inspected cam and crank bearings. The center camshaft bearing was out about a quarter of an inch and smashed. Customer dec... |
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| 1961 Chevrolet Corvette 4.6L turn signals Thank you all for your replies. We are waiting for vehicle to return. My tech has all your info and we will share the results. Thank you again. |
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| 1990 Chevrolet Astro 4.3L Poor Idle Quality, Cuts out VIN: 1GCDM15Z21 ok sorry it took so long to update, i found the fuel injector wires shorted to ground underneath the air cleaner assembly. when i check it previously i saw the wires immediately after the fuel injectors and thought they were ok from inside the van. i read repl... |
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| 2001 Chevrolet Suburban 1500 5.3L Stall VIN: 1GNEC16T81 The TB was clean in the first place, I check for vacum leaks and found no leaks, customer took this car to the deler last week. Thank you for all you help and time. |
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| 2003 Chevrolet Express 2500 6.0L starter VIN: 1GCGG29U34 Well I didnt fix this one. All the information that was given was great. But in the end I think this on needed a computer. Since I can not program yet I had to send this one out the door for comfirmation on that. The customer is a good customer of mine and the... |
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| 2003 Chevrolet Express 2500 LS 6.0L 1-2 shift solenoid p0752 VIN: 1GBJG31U03 thanks for the help turned out to b a sticking valve in the valve body we just replaced the valve body and car has not returned for that concern i hope this helps out n thanks again for the help |
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| 2002 Saturn Vue 3.0L Stall VIN: 5GZCZ63B13 Thanks for all the replies. WE did a fuel induction cleaning, an air filter and crank sensor. drove for a couple days and let customer have back. I believe this one is more than likely fixed only time will tell. thanks again Trouble codes: P0431. |
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| 2003 Saturn Vue 3.0L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 5GZCZ53B53 Thanks for all of your help. I found out that when I installed the cam gears I installed one 180 degrees off. I assumed the gears went on only one one. I was wrong. Car runs fine now and the customer hopefully is happy. Even though I had the car going on three... Trouble codes: P0300 (p0301-), P0301 (p0303-), P0303 (p0305-), P0305. |
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