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Professional Automotive Repair Technical Discussions for July 20, 2007 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2004 Buick Rainier CXL 4.2L transfer case VIN: 5GADT13S44 Hi guys and gals, One of my car lot customers brought this buick,rainier in and we drove vehicle. Light to med throttle acc. there is a thumping sensation heavy throttle doesn't seen to do it. just bought vehicle at aution no history. Also on the coast down th... |
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| 1992 Cadillac Fleetwood 4.9L Excessive Emissions VIN: 1G6CB53B6N PCM see's .[...].Runs rich.I ran a new O2 ground wire also.No help.Voltage at PCM is the same as at the oxygen sensor,but the scanner reads .267 and the PCM is doing everything it can to richen the fuel mix.... |
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| 1999 Cadillac DeVille 4.6L engine VIN: 1G6KD54Y4X Hello all, I have a north star cadillac that I am trying to seal the oil pan on. We're reassembling now and I am not at all comfortable with the torque specs in the info I have. We're replacing the plate with the oil pan as advised and this requires removal of... |
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| 2003 Cadillac Escalade 6.0L bcm VIN: 3GYEK63N23 Hi group, I have to replace the BCM and the dealer told me it would have to be programmed. Does anyone know the procedure? I have a Tech2 but not the TIS. Can it be done without the TIS? Thanks in advance. |
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| 1993 Chevrolet Camaro Indianapolis 500 Pace Car 5.7L No Start, MIL Lamp on VIN: 2G1FP22P8P Thanks in advance for any input! Customer replaced water pump. While purging coolant, car died and wouldn't restart. Will run only momentarily, then shut off. He then replaced dist. w/new. Also had PCM rebuilt. Also replaced Ign. module. After customer swallow... Trouble codes: 43 (ESC module or sensor failure), 26 (quad driver 1 failure) |
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| 2003 Chevrolet Silverado 1500 5.3L shifting VIN: 2GCEC19T83 THIS TRUCK CAME TO THE SHOP WITH THE ENG LAMP ON. I GOT A P0753(SHIFT SOL. A) I REPLACED BOTH SHIFT SOL A AND B. THE CODE WAS STLL THERE. THE CUSTOMER THEN TOLD ME THAT HE HAD GONE THROUGH HIGH WATER. THE I REPLACED BOTH SOLONOIDS A AND B. i ALSO REPLACED THE... |
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| 2001 Geo tracker 2.5L trans VIN: 2CNBJ73482 We pulled the trans on this geo tracker to replace the rear main seal. Now it will not shift out of first gear till 4000 rpm. After it go's to second it will shift on up and down correctly I have a speed sensor low voltage code as well that i was not there bef... |
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| 2001 GMC Sierra 3500 SL 6.6L air bag lamp on VIN: 1GTJK39191 Hello everyone. I have this GMC in the shop with a air bag lamp on. checked for codes and found codes B0077 and B0080. both codes as per aldata are for the inflatable restraint electronic frontal sensor. This truck has only one sensor in the front I ran all th... |
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| 1986 Pontiac Fiero GT 2.8L compresor VIN: 1G2PG9793G biggest problem finding wiring diagrham that matchs amount of pressure switchs that are on car ,87 is cloestest to it .because only year that has engine compartment cooling fan that is tied in to a/c & cooling fan system. all but compressor turn on. if i jump ... |
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| 2001 Pontiac Bonneville SE 3.8L rear air ride VIN: 1G2HX54K61 We have replaced rear air shocks and mounts on this car. It has a noise over bumps in the rear. It sounds like there is a bad mount in the rear. All the bolts are tight and there is no noticeable damage to any components. I did notice the entire rear suspensio... |
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| 2002 Pontiac Grand Am SE 2.2L no crank VIN: 1G2NE52F72 hi guys , 2002 pont. grand am . intermittent no start, locked out by security system, ligth on and flashing. scan system code b2960 passlock sensor data incorrect. monitor passlock voltage and at times it will vary .2 or .3v which is probaly enough to set code... |
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| 2003 Saturn Vue 2.2L converter area VIN: 5GZCZ33D13 This saturn Vue has a knocking noise coming from the converter housing area. It sounds like a motor with no oil in it. The noise goes away when trans is out into gear. I have removed trans and found nothing to cause this noise. Has anyone experienced this prob... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1995 Buick LeSabre Custom 3.8L MIL Lamp on VIN: 1G4HP52L2S Okay, first I want to thank each and everyone of you who replied to my help request.I learned a few things on this one, and that's always a good thing. I believe that now my bad cam sensor output was due to not having the right equipment to read it properly. I... Trouble codes: P0341. |
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| 1995 Buick Riviera 3.8L Poor Idle Quality, MIL Lamp on VIN: 1G4GD22K95 Dear Friends, First I would like to thank Mathew, gerry,James,Gary,Stephen,Don,Juan,John,Guy,Doug and Andy for offering your thoughts. I orderd the honeycomb and retainer,buy the way dont loose the retainer, its more than the honeycomb. I replaced them and the... Trouble codes: P0131. |
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| 1986 Chevrolet Cavalier 2.8L transmission VIN: 2FAFP71W6X thank you to all that replied. The way that this all started was trying to help a friend. Against my better judgement i let him get the parts and you all know how it went from there. This time I did the job the right way with a napa clutch and a resurfaced fly... |
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| 1997 Chevrolet C1500 5.7L Cuts out VIN: 1GBEK19R8V HELLO AGAIN-FIRST I WANT TO THANK ALL THAT REPLIED ALOT OF GREAT INFO FROM EVERYONE-WE WERE ALWAYS ON THE RIGHT TRACK BUT ON PERSON SAID SLOW DOWN AND GO BACK TO BASICS AND THATS WHAT WE DID-WE FINALLY RECIEVED A FUEL PUMP THAT WAS TO FACTORY SPECS.-ALSO WE WE... |
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| 1999 Chevrolet K2500 7.4L poor acceleration VIN: 1GCGK23J0X thanks to brad [...] for detailing cam retard adjustment procedure. it did not fix problem but cam retard was 12 degrees off and i now know how to adjust it. thanks to robert [...] for the maf suggestion. i had considered it based on symptom, monitored ... |
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| 2001 Chevrolet Express 3500 8.1L a/c system VIN: 5B4LP57GX1 found the back of the evaporators case broken (visible to engine) fixed the case and everything now works like it should. thanks for every ones help |
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| 2003 Chevrolet Express 1500 5.3L radio VIN: 1GNFH15T33 Thank you for your help. The customer got another OE player from the same model year. That one was able to be programmed without a hitch. Based on replies I received, it is sometimes possible to cross years. In this case, if the player from the 00 Impala had b... |
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| 2003 GMC Yukon Denali 6.0L engine VIN: 1GKEK63U93 This was my parts peoples fault FEL-PRO had packaged the head gasket set wrong and the gaskests where for a 4.8 or 5.3 not a 6.0 and the pistons where slapping the head gasket apparently the bore is just a little smaller on the 4.8/5.3. so thanks to all for th... |
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| 2003 GMC Envoy XL SLE 5.3L Mechanical Well Guys Thanks for your assistance. The customer decided to bring us the car yesterday, but on her way home the car lost reverse and barely goes at all forward, we decided to replace the unit with a SRTA. we ordered the unit and will install it this week, al... |
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| 2003 Saturn Vue 3.0L gauges VIN: 5GZC263136 Thank you to Tom, Rob, and Dave. All three of you were right it was the bcm. I checked to make sure that power and ground where present at the bcm then went ahead a got one from the dealer. Nice and easy to check and replace once the radio bezel is moved. ... |
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