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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 26, 2010
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2002 Cadillac Escalade EXT 6.0L Battery VIN: 3GYEK63N92
I am at my wits end. I reviewed the post on this site regarding the same problem and checked the following: on star, seat memory, key cylinder, pulled fuses aftermarket items are fog lamps with direct switch (single pole single throw) all to no avail. I will a...
2003 Cadillac DeVille 4.6L radio VIN: 1G6K054Y53
Howdy to the hard working under appreciated souls out there! Working on Mom's car again... Stepdad wants to help... just fn great! Radio worked, went into store now radio wont turn on. It has the indash cd/tape/radio head unit. Have not found the RPO sticker y...
2000 Chevrolet Astro 4.3L Cuts out, MIL Lamp on VIN: 1GMDM19W3Y
Gentlemen, This vehicle has a miss when driving with no load or if you rev it up while sittingbut if you brake torque it does not miss at all, missfire is the worst on 3 and 4 but also on 1 2 & 5, wires cap and rotor, coil new. Had a problem with no power befo... Trouble codes: P0300
2000 Chevrolet Suburban 1500 LT 5.3L 2-3 shift VIN: 3GNFK16T3Y
hello fellow techs.thanx in advance for any help please.this truck started to hesitate sligtly between all gears and flare real bad between 2-3 gears[second trans from builder].no codes.all trans data normal.all eng. data normal as well.called trans builder he...
2000 Chevrolet Silverado 1500 5.3L heater box VIN: 1GCEK19T3Y
hi gm techs,i'm looking for a fix for the colder that normal passenger side of this truck.when it's warmed up it feels ok on the drivers seat/floor area.but when you sit in the pass seat you can feel cool air from the floor area.i've seen the tsb for this and ...
2003 Chevrolet Avalanche 1500 5.3L Poor Idle Quality, engine noise VIN: 3GNEK13T43
This vehicle has developed an engine noise that I have not been able to solve. The best way that I can describe the noise is comparing it the sound of a distinct screeching noise when the engine is running. Idle quality is affected and the engine runs rough. W...
2004 Chevrolet Trailblazer EXT LS 4.2L front differential VIN: 1GNET16S64
As listed in repair history we replaced front diff. with used part (original was pretty much destroyed w/ hole in case, cracked case, damaged ring & pinion) in December. Vehicle back in today with same symptoms, ring & pinion are visibly damaged again(can see ...
2007 Chevrolet Avalanche LT 5.3L MIL Lamp on VIN: 3GNEK12397
This vehicle sets a P0481 code intermittently. Working through the diagnostic procedure provided by Alldata results in the observation that the control circuit to cooling fan relay 2 ( high speed ) has a good feed and a good control circuit to the PCM, the fan... Trouble codes: P0481 (Cooling Fan Relay 2 Control Circuit)
2002 Oldsmobile Intrigue GLS 3.5L noisy air pump VIN: 1G3WS52H32
need help from you gm guys,as you can see we have replaced the [...] air pump twice and it has came back a third time.have already performed the inlet hose update kit so water will not get into pump, but this pump is very loud on start up.will take any inf...
2006 Pontiac G6 2.4L MIL Lamp on VIN: 1G2ZF55B96
We have this pontiac with check engine lite on.Codes p0013 P0014,car runs great just lite comes on.Check resistance at both intake and exhuat solenoids and checks out at 14ohms intake and 16ohms at exhaust.Exhuast is 2 ohms out of spek,is this enough to turn l... Trouble codes: P0013 (Exhaust Cam position actuator solenoid), P0014 (Exhaust cam position system performance)

Fixes & Summaries for GM
Fix/Summary Answers
1998 Cadillac Seville STS 4.6L windows VIN: 1G6KY5490W
HI everyone, Thank you Deke, Saharazad, and Jay for their replies. The fix was replacing the drivers door module. I don,t understand how it can stop all the windows from working when everything checked good. I would have thought the other modules would let the...
2003 Cadillac CTS 3.2L Blend doors VIN: 1G6DM57N23
This customer did not have the time needed to dig into this problem. I told her to bring the car in when she had the time and that I could post this on IATN and try to get ahead of the game. I've called her several times and left a message but she never respon...
1994 Chevrolet G20 Chevy Van 5.7L cruise control VIN: 1GBEG25K3R
thanx for the replies,turns out the servo postion sensor in the servo was intermittently open causing a fail safe inop. replaced servo and all is well.
2002 Chevrolet Silverado 1500 HD LT 6.0L Exhaust manifold VIN: 1GCGK13UX2
Thanks very much for all the replies on this one, we did try the mig welder & nut trick one time but could not get it to hold, customer elected to take vehicle (which was quiet temporarily with new gasket), advised him that we will try again but that cylinder ...
2002 Chevrolet Avalanche 1500 5.3L Unknown VIN: 1GCGK63TR2
thanks to those that responded,the rear diff was the cause of the vibration,side gears,ring and pinion bad.
2003 Chevrolet Tahoe LS 5.3L Hesitation VIN: 1GNEK13Z33
Thank you for your responses, I tested the hz and it was low. The compensation valve was not working and it was replaced. I just hate replacing an 800 dollar part taking the chance something else could be wrong. tom Trouble codes: P0178.
2004 Chevrolet Silverado 1500 LS 5.3L Transfer case VIN: 1GCEK19T24
David from Virginia was correct on it being a clutch issue, however ours were not burned up, merely shimmed incorrectly. Replacing the clutches and shimming it correctly did the trick. There is no guessing on the shimming on these. We had the transfer case out...
2005 Chevrolet Silverado 1500 HD 6.0L ignition switch VIN: 1GCGK13V25
Tracked down the short! It ended up being a burnt pin in the connector going into the underhood fuse box. It was the circuit that fed the ignition switch. I was able to save the connector and only replace the pin - now all the problems are solved. thanks f...
2007 Chevrolet Uplander 3.9L heater VIN: 16BPV13187
1988 Oldsmobile Cutlass Ciera 2.8L No Start VIN: 2G3AM51WXJ
Hello All thank for all the replies. This car ended up have 2 problems 1) faulty ground to ecm 2) 2 faulty fuel injectors. Yea Old Gutless is fixed.
1996 Oldsmobile 88 Royale LS 3.8L lifter VIN: 1G3HN52K1T
Well, The owner fixed this one himself. He rear ended a truck and totaled the car. Anyway, I think it had a an oil restriction such as a partially spun cam bearing or a worn cam bearing causing my trouble. Many thanks to all that replied. I found the info usef...
2001 Oldsmobile Aurora 3.5L Starting VIN: 1G3GR64H31
After testing and retesting I replaced the Pass key module in the dash and monitored it for 3 days. I started everytime. Unfortunately I couldn't find any tests to do, I just had to replace it and hope for the best.
2003 Oldsmobile Aurora 4.0L windows VIN: 1G3GS64CO1
03 Olds Aurora came in all windows inop except for driver window. Thanks to you all found the defective wire harness connector behind driver seat rear area under carpet. (two gray wires) Keep up the great job guys. Thanks
2004 Pontiac Montana 3.4L radio, bcm, VIN: 1GMDX03E84
OK Thanks for all the Help Everyone! I had to use the tech 2 and sycronize the ipc and sir modules then go to the radio access that and unlock it. Now all is Perfect...It was syncing the ipc to the sir that did the trick. Thanks again...I'm happy and customer ...
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