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Professional Automotive Repair Technical Discussions for May 21, 2010 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2003 Buick Rendezvous CX 3.4L Park assist VIN: 3G5DA03E83 Hello to all fellow techs, I have this Buick that came in from a body shop with no parking assist. Upon checking the vehicle the indicator lights which are telling you how close you are to an object were dead. Proceeded to check voltage to sensors- had no volt... |
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| 2005 Buick Terraza CXL 3.5L Mechanical VIN: 56ADV33LZ5 A/c line repair, The van has an A/C leak in the middle of the lines that go to the rear unit. It looks like someone had take a few brass fittings and joined them together. So I went ahead and ordered the lines from Gm that will replace the front and the rear s... |
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| 1998 Cadillac Catera 3.0L MIL Lamp on VIN: W06VR52R0W Thanks for you time with this.Have no speedo operation,check engine lt and abs with trac lt on.code p0501 no vehicle speed sense and p1740 trans torque reduction codes.Monitored data from sensor with scan tool no data.Replaced sensor with new.still no data.In ... Trouble codes: P0501, P1740 |
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| 2002 Chevrolet Camaro 3.8L Engine VIN: 2G1FP22K82 The customer was getting on the freeway and started loosing power to the point that it died. He said it restarted revved up to about 5K-RPM then died & would not start sounded like a dead battery, click,click,click. Tow truck arrives some time later eng. crank... |
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| 2002 Chevrolet Express 3500 5.7L Misfire, MIL Lamp on VIN: 1GCHG35R02 Help! I have a friends van I was supposed to do brakes and a tune up , picked up van drove it home ran fine, but smelled antifreeze, did brakes heatercore and test drove ran terrible misfire lean back fires, checked egr, broken replaced stiil missing,pull plug... Trouble codes: P0300 |
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| 2006 Chevrolet Silverado 2500 HD LS 6.6L Dash VIN: 1GBHK24976 This is a custom camper on a c2500 chassis. Irritating rattle coming from directly behind instrument panel. No dash modifications or accesaries installed. Driving slowly over slight rough or even smooth surface. No steering necessary. Sounds like something loo... |
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| 1992 Geo Tracker 1.6L No Start VIN: 2CNBJ18U4N I have no injector pulse but plenty of fuel pressure and spark. A check engine light on but will not flash codes. Sometimes i get it to pulse. I have notice that when it doesn't start the fuel pump relay is busing when it is not making noise i get power to the... |
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| 1998 Pontiac Grand Prix GT 3.8L Suspension VIN: 1G2WP52K4W There is a loud clicking only when turning to the right. Cv shyaft has been changed and still there.only does it when is under load can not duplicate the noise on the hoist. Any help will be greatfully appresated |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1998 Buick Century Custom 3.1L MIL Lamp on VIN: 2G4WS52MZW Thanks for the help, customer went to Wisconsin for the summer, will not see the vehicle again until September. Will not be able to do anymore diagnostics untill then Trouble codes: P0341. |
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| 2005 Cadillac STS 3.6L Charging VIN: 1G6DW67735 Thanks for all replies tuned out after a while searching and testing it was a short in the foglight front pas side wire had a bare spot thanks again |
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| 1990 Chevrolet Lumina 3.1L Cuts out, Stall VIN: 2G1WL54T5L I checked the resistance of the injectors and 4 of them were out of spec, so I replaced all of them. Of course the car runs better, but the problem is still there. I also know that it isn't a wiring problem because I checked all of the wiring beforehand, inc... |
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| 2000 Chevrolet S10 4.3L 1-2 Shift VIN: 1GCDT19W6Y Thanks for all the help! Dennis, Christopher, and Dan were all correct in a faulty band anchor. I removed the servo and verified correct installation and assembly. I double checked the pin wasn't worn. I removed the valve body and inspected the anchor point. I... |
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| 2005 Chevrolet Silverado 1500 5.3L Intermittent comm. VIN: 1GCEK19Z35 Sorry for the delay in updating the post. Customer needed to take the vehicle with him for a few days, and when it came back I requested that he bring me the original radio. I wanted to return the vehicle to stock condition before I went any further with tes... Trouble codes: U1000 (U1016- Loss of PCM communication), U1016 (Loss of PCM communication), U1064 (Loss of BCM communication), U1152 (Loss of HVAC comm.), U1160 (Loss of DDM comm), U1305 (Class 2 Data link low or high). |
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| 2005 Chevrolet Impala 3.8L pops back VIN: 2G1WF52K35 All replies had great ideas and pretty much circled the area of concern. I removed the Balancer and checked the rings, they were tight. I then replaced the crankshaft sensor(had replaced this for problem already, but safe than sorry). Also took the wiring harn... Trouble codes: P0350 (Ignition Coil Control Circuit), P1350 (Ignition ByPass Circuit). |
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| 2005 Chevrolet Equinox LT 3.4L compressor VIN: 2CNDL73FX5 We found the front motor mount (near the radiator) broken (the housing not the rubber)---after replacement the vibration/noise is now gone. I found it odd that when the belt was removed the condition was not present which made it seem like a pulley or somethin... |
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| 2006 Chevrolet Colorado LS 2.8L timing chain VIN: 1GCCS14846 First thanks to all who returned ideas. Especially Chistopher [...], his response and description of the symptoms is exactly what I have been experiencing with this vehicle. The customer hasn't brought the truck back for repair, but when he does I and we che... |
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| 2002 Oldsmobile Silhouette GL 3.4L Chimes/indic VIN: 1GHDX23E92 THANK YOU FOR ALL YOUR SUGGESTIONS. WE DID CONFIRM ALL DOOR SWITCHES WERE WORKING PROPERLY. RESEARCH IDENTIFIED A TECHNICAL SERVICE BULLETIN (TSB)03-08-54-001 FOR THE HORN RANDOMLY ENGAGING. PER THIS TECHNICAL SERVICE BULLETIN, THE HORN LEAD UNDER THE STEERING... |
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| 2003 Pontiac Grand Prix GT 3.8L MIL Lamp on VIN: 1G2WP52K73 Hi all and thanks again. Ran through my testing again and also tried some of the ideas here. All looked well. Tried turning the pcv upside down but it wouldnt fit so I took another and sealed the top of it and installed in the pcv hole. Used carb cleaner spray... Trouble codes: P1133 (testing and results). |
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| 2003 Saturn Vue 2.2L Instrument Cluster VIN: 5GZCZ53B83 The status of this repair will be incomplete. after reviewing the replies that I recieved, I have talked to my manager. The executive decision came to was not to put anymore time or money into the vehicle. He is getting rid of it. The summary of the replies l... |
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