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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 8, 2008
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Open Help Requests for All Makes and Models
Help Request Answers
2008 Buick Enclave CXL 3.6L reverse VIN: 5GAER23798
This 2008 buick enclave with a 6t70 transmission it jsut stop reverse but it will drive but will not shift. this is the first time i am working on this type of transmission Is the reverse a manual gear or is it control electrically have any one seen this befor...
1997 Chevrolet Monte Carlo LS 3.1L MIL Lamp on, EGR low flow VIN: 2G1WW12M4V
Customer brings car in due to MIL light on and has no other complaints. Checked codes and found P0410 EGR flow low and P0134 Bank 1 sensor 1 sensor slow switching. Checked flow chart and found that MAP sensor is used to detect EGR flow on decel above 30 mph. C... Trouble codes: P0401, P0134
2000 Chrysler LHS 3.5L MIL Lamp on VIN: 2C3HC56G2Y
Hi guys, I have a problem on this. I did pressure tester, no leaks found. Any of you experienced this code before. Thanks. Khai [...] Trouble codes: P0456 (small leak detected EVAP system)
2001 Chrysler Sebring LX 3.0L Poor Idle Quality, Hesitation, Cuts out, Stall
Followed Mitchell trouble tree for P0506, the IAC passed the resistance tests, Have battery voltage on pins 2&5 at the iac connecter, tested the other 4 wires for opens and shorts to each other or ground from the iac to the pcm connector as mitchell states, al... Trouble codes: P0506
2000 Dodge Intrepid 2.7L MIL Lamp on VIN: 2B3HD46R4Y
Could use some advise on this one. Check Engine light comes back on after 100 miles. Trouble codes: P0300 (Random Mis-fire), P0303 (Cyl 3 Mis-fire), P0304 (Cyl 4 Mis-fire), P0306 (Cyl 6 Mis-fire), P0301
2003 Ford Expedition XLT 4.6L Cuts out VIN: 1FMPU16WX3
hi to all i don't have to much info on this expedition the owner states when he was driving at highway speeds it cuts out and stalls then restarts there was no codes and i could not duplicate the problem i'm trying to get some ideas it will be waiting for me m...
2003 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTNW21P93
I have a 2003 ford f-250 with the 6.0l in my shop. It was towed in as a no start. I have a ford ids and i checked ficm sync, and sync which both switch to yes when cranking. Icp is 1500psi when cranking and an ipr of 50% duty cycle. vpwr is 12v, FICM_LPWR and ... Trouble codes: P2617
1998 GMC Savana 2500 4.3L Surge VIN: 1GTFG25W2W
Heavy surge under load, most noticeible in 2nd gear./ Idle fine,/ O2 sensors run full range and switch ok. No vac. leaks/ When EGR. is disconected no surge, runs good. My main question is there a way to tell when the injector assy. is getting restricted or go...
2002 GMC Yukon XL 1500 SLE 5.3L 2-3 shift VIN: 1GLFK16Z22
This is the first time ever posting. I have a 02 yukon xl 4x4 with towing, it has no codes showing, this vehicle when shifting from 2nd to 3rd under power it will go from 3000 rpms to 4000 before it will hook up. I thought for sure it was clutches so we pulled...
2001 Honda Accord EX 3.0L Cuts out, Stall VIN: 1HGCG22541
customer said the car cuts off, stalls when come to stop. recently the problem start to happen on the freeway on high speed. the electrical part of the ignition switch was changed. a dealer part was used. i checked the iac valve, the main relay and the fuell p...
1999 Infiniti I30 3.0L No Start, Stall, Dies while driving VIN: JNKCA21A5X
The NATS system on this car has repeatedly locked up. Two times while the customer was driving the car. The story I got (from the previous owner, who I happen to know) was this occurred while out of town so they took it to a Nissan dealer who reset the key. It...
1999 Jeep Wrangler Sahara 4.0L No Start VIN: 1J4FY49S2X
This jeep suffered a broken transfer case that wound up breaking some wires, fuel lines and brake lines underneath. The affected wires were to the fuel pump and VSS. After another shop repaired the wires the jeep was a crank/no start. It was brought to us an...
1999 Jeep Grand Cherokee Limited 4.7L transfer case VIN: 1J4GW68N1X
just wanted to see if any techs out there have ever run into this problem before? any help would be geatly apreciated !!! fluid in the transfer case is going into the transmission . usually the fluid goes from the trans to the transfer case if the seals are ba...
2003 Lincoln Town Car 4.6L flashing overdrive light. VIN: 1L1FM81W63
after changing 2 transmissions. still getting a p0721 code.irratic output shaft speed sensor signal. over 1300 rpm, signal becomes irratic. over 2500 rpm goes back to normal. affecting shit timing. need help real bad.
1997 Mazda Protege DX 1.5L timing adjust VIN: JM1BC1412V
i just replaced the distributor and am trying to set the ignition timing. my service information says to ground diagnostic pin #10. i cannot find any labeling on the car or in my other service info. alldata shows a special tool to do timing adjust. any help id...
1991 Oldsmobile 98 Regency Elite 3.8L Poor Idle Quality, MIL Lamp on VIN: 1G3CW53L8M
I replaced cam sensor, and code remained. Removed sensor and checked magnet on cam gear. The magnet is gone, just the plastic holder remains (in pieces). Is the magnet replaceable through the sensor hole, or does the front cover have to come off, so the cam ge... Trouble codes: 41 (Cam Sensor)
2008 Other Ford scanmaster 1.8L ecm VIN: ELM3270000
im looking for the pro's and cons of the elm327 interface and the scanmaster software for scanning for codes and live data. any help is well appreciated. again if i have posted this in any form not allowed i will remove it immediatly. thanks again for the help
2000 Toyota Avalon XL 3.0L idle in drive VIN: 4T1BF28B9Y
This Avalon is a friend's car. It has the somewhat odd issue of a semi-on/off lurch at idle in gear, hot or cold, not dependent on anything. No codes, driveability, or mechanical faults present. The problem is more of a curious annoyance, and we were wondering...
1995 Volkswagen Cabrio 2.0L No Start VIN: WVWBC81E4S
HELP!! In need of some VW specialists. Car was towed in with a no start situation. While driving it cut off and has not started since. Has fuel pressure but no spark. This car has a hall effect switch and with the "scratch test" it still produces no spark at t...
2002 Volkswagen Jetta GLX 2.8L Surge, Poor Fuel Economy, MIL Lamp on VIN: 3VWTH69M12
Okay folks, this one is long so bear with me. Here goes with my current nightmare. Car belongs to my neighbor. The check engine light came on and he had one of the parts houses do their "free code scan" and it's gone downhill since. The code was for a deterior... Trouble codes: P0420

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1997 Audi A6 2.8L warning light on VIN: WAUZZZ4BZW
customer will bring back in for servcie work again and will endeavuor to diagnose and repair issue thanks for all those who have responded - gives me enough info to start Wayne
1993 Buick Park Avenue 3.8L Hesitation, Stall, hard starting cold VIN: 1G4CW53L5P
Hello fellow techs. This was very interesting to find. After testing coils, rechecking MAF & PCM, cam & crank sensors again, I remove the injectors from intake manifold and found carbon build around port holes. After clean holes and injectors, vehicle fires...
1985 Chevrolet S10 Blazer 2.8L Mechanical VIN: 1G8CT18B3E
We tryed freeing up T.V. when truck was warmed up valve would work after removing pan and findind a bunch of crap I recommended replacing transmission customer wanted to just a trans service its back for a new trans.
2004 Chevrolet Malibu 2.2L readiness VIN: 1G12552F14
Thanks to everyone who replied. I had two monitors open: sensor heater and EVAP. To pass IL emission, the vehicle is allowed to have only one open OBD2 monitor. EVAP will not run without both O2 monitors run, so I had to close the heaters. I did look at the Mo...
2005 Chevrolet Equinox LT 3.4L Poor Idle Quality, Stall VIN: 2CNDL73F35
THANK FOR ALL THE REPLIES! You pointed me in the right direction. The customer admited to topping off the fuel tank after it was full. I told him to stop when the pump clicks off the firts time an so far its working just fine. The more I think about it your ri...
2007 Chevrolet Silverado 1500 WT 5.3L very high idle VIN: 2GCEK13M77
hi fellow technicians,i need to inform to all of you,that we had to take this truck to the GM dealership,they reprogramed the computer for us,they updated the software with new calibration information.old#[...]=new software to ensure proper et...
2003 Dodge Grand Caravan SE 3.3L No Start, Stall VIN: 1D4GP24333
Well thanks to all that replied. I got some really good advise on this one. Turns out it was an anti theft problem and the pcm needed to be programed to the vin of the vehicle problem is the Dodge dealer by me wouldnt do it for me "their policy". So I bought a...
1997 Ford Expedition Eddie Bauer 4.6L Mechanical VIN: 1FMEU18W2V
Well this one is fixed. After viewing all the replies from you guys,I decided to try the CLR trick that Bryan from Ontario reccommended.I filled up heater core with CLR,and let it sit for 20 minutes.Flushed it out with water and drove vehicle had plenty of hea...
2000 Ford F-350 Super Duty XL 7.3L fuel system
Thank you to all who replied. Without technical information, one cannot be successful in this trade. Most of you said it was the return fuel line on the right bank. Unable to see it clearly with the engine running, and unable to run engine with air intake pipe...
2005 Ford Escape XLS 2.3L battery VIN: 1FMYU02Z56
well the fix to this is not clearly defined, but here are the things we did do. Lubricated and worked all doors and the rear hatch. Battery was replaced, this seems like the most probable cause. Additionally after further questioning of the customer, overni...
1996 Jeep Grand Cherokee Laredo 4.0L park lamps VIN: 1J4GZ58S7T
thanx to all who replyed i bought a short finder from napa $50 and it worked great (had my doubts) here there was a self tapper screwed in to the harness under the rear seat. the self tapper was for the heat shield above the exhaust thanx again.
1999 Nissan Frontier XE 2.4L Cuts out, Misfire VIN: 1N6DD21Y3X
First as always I must say thanx to all that offered help.Youre a great bunch of fellows. I was given alot of good testing ideas all of which made small improvements. The actual problem was in the distributor. There was just enough play in the shaft (side to s...
2001 Nissan Frontier XE 2.4L Misfire, MIL Lamp on VIN: 1N6DD21S81
Fast and accurate response.Eight said blocked egr tubes and were right.Disconnected egr vac and missfire stopped.Customer has appointment next week to clean tubes.Many replies even gave details on cleaning the tubes.You turned a disaster into a money maker.man...
2002 Saab 9-5 Linear 2.3L alternator VIN: YS3EB49E92
2005 Saturn Ion-3 2.2L wheel came off VIN: 1G8AW12F45
Hello all iatn members my mistake in telling you the wheel nuts were aluminium they just feel alot lighter than regular wheel lugs, it looks like to me the lug nuts were slackend off, and the wheel came off ,thank you all for the replys
2003 Toyota Sequoia Limited 4.7L skid control module and steering angle sensor VIN: 5TDZ34A73S
Thanks for the responses. Ended up having to take the vehicle to the dealer. We never got a clear decision on whether we could install the parts and drive to the dealer for the programming of the new computer or not, so decided to not want to risk it. Custo...
2002 Volkswagen Jetta GLS 1.8L startig VIN: 3VWSE69M08
well 2 weeks now and no further starting issues. looks like the sensor was the problem. thanks again to all that responded!!! If the vehicle returns any time soon for the same problem I will update this.
1993 Volvo 850 GLT 2.4L No Start, Stall VIN: YVILS5509P
so after replacing the crk sensor the car is, well, ok. still does not start but is back to the point where it was three years ago, very intermittent.i have done everything but remove the trans,and now the problem is tolerable, thank you all for the replies.
1998 Volvo S70 T5 2.3L Poor Fuel Economy VIN: YVILS5343W
thanks to all who responded all fuel trim values were correct,brakes, tires, alignment were all ok. we played around with it some more as best guess, we put in a new air mass.reset adaption (as we have before) let customer drive the car, she has not called bac...
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