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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 21, 2013
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
1999 Chevrolet K3500 5.7L Poor Idle Quality VIN: 1GBJK34R1X
Hi thank you for reading this truck has been giving me hard time truck runs and drives great until engine is at operating temp truck will start to surge only in drive or reverse stopped. I have checked fuel pressure 58psi,took off throttle body and cleaned tak...
2002 Chevrolet Venture LS 3.4L Poor Idle Quality VIN: 1GNDX03E52
This vehicle came in with the complaint of rough/no idle (a power braking method of getting it to drive). Customer states that highway cruising is fine. The catalytic converter has been cut out. No codes. My first thought was EGR. But this seems to not be the ...
2004 Chevrolet Express 2500 LS 6.0L Poor Idle Quality, Stall VIN: 1GAGG25U74
I just purchased this vehicle knowing it had this problem but the way he described it wasn't as bad as it is. This is a 04 Chevy Express 2500, 6.0 liter. When its cold or low on fuel (1/4 tank or less) it idles low and stalls frequently until it warms up then ...
1988 Ford F-350 Custom 7.5L No Start, Cuts out VIN: 1FTJX35G7J
Hey guys, I have this 88 F-350 in the shop with a no start condition. We've put a new computer in, new TFI module, new coil, new rear gas tank, new starter, and other non related new parts for this truck. so the problem is the truck would fire up after some t...
2002 Jeep Liberty Sport 3.7L starter VIN: 1J4GK48K02
This Jeep came with a no start when it is hot.After it sets over night it will start until it is driven. Then the starter will not operate at all. Help please,thanks Bill
2004 Lincoln LS 3.9L Misfire, MIL Lamp on VIN: 1LNHM87A04
Having a tough time with this Lincoln LS and we have little experience working on Fords to begin with. Car came in with MIL lamp on and intermittent misfires. Also had failed state emission inspection. We scanned codes P0356, P0358, P0506 and P1299. Knowing th... Trouble codes: P0353 (ignition coil C circuit fault)
2005 Nissan Altima SE-R 3.5L 3-2 downshift VIN: 1N4BL11D55
ok, this Altima drives and shifts fine until trans fluid temp reaches 190 degrees. and then only on a 3-2 down shift the pcm commands the throttle to snap open causing the complaint. I can see the tps voltage spike on datastream. accerator voltage does not spi...
2006 Nissan Frontier SE 4.0L Hesitation, MIL Lamp on, poor shifting VIN: 1N6AD06U36
After countless sleepless night, I decided to turn to my few iATN-er for help ( I figured if you guys can't help, no one can). We got this 06 Nissan Frontier Pu came in on the hook with a no start concern. Found ecm was not grounding fuel pump relay, so we rep... Trouble codes: U1000
1992 Oldsmobile Cutlass Supreme 3.1L MIL Lamp on VIN: 1G3WT34T3N
Hi Guys thanks for the help, I have this Cutlass that I need some help with. It has a code 14 (coolant temp signal low or shorted)Usually a pretty straight forward repair. Look at scan data coolant temp reads 305 degrees when engine is completely cold. I unplu... Trouble codes: 14 (COOLANT temp. sensor signal low or shorted)
2009 Volkswagen Passat Komfort 2.0L Misfire, MIL Lamp on VIN: WVWJK73C99
We really need some help with this one. We moved everything looking for this miss but come up with no change. Car only misfires the first minute or so of running and always #two cly. We are about ready to take the intake off and move the Injectors but don't ha... Trouble codes: P0300 (Random Misfire), P0301 (Miss 1), P0302 (Miss 2)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 Chevrolet Silverado 1500 5.3L MIL Lamp on VIN: 1GCK19B15E
I thank each one of you for taking the time to respond. It was a dirty Mass Air Flow sensor. Every single response had information that helped me. The night the customer originally took vehicle, I explained I wanted to check fuel volume, but that he had les... Trouble codes: P0171, P0174.
2001 Dodge Ram 1500 Van 3.9L engine VIN: 2B7HB11X91
Hello everybody!!!First of all I want to thank you all for trying to help me. It was the upstream oxygen sensor like a few guys mention to check. I unplugged the wire like Ron from Maryland said and truck ran with no problems. I took sensor out and it was very...
2002 Mercedes-Benz ML320 3.2L starter VIN: WDC1641222
electronic ignition switch was problem,i realised that problem mainly occurs when you hold key on start,if you flick key to auto startd no problem,replaced switch,thanks for every ones input
2008 Mercury Mountaineer Premier 4.0L MIL Lamp on VIN: 4M2EU48E28
This one got few responses, it was a difficult one to narrow down since I had a gross leak code and an unable to bleed up code which are the opposite of each other, and it always passed the evap test. I monitored all sensors on the same vref circuit, which wer... Trouble codes: P1450 (unable to bleed up fuel tank vacuum).
1995 Mitsubishi Montero LS 3.0L Warning light VIN: JA4MR41H2S
The problem of the warning light never went away. I cycled a rebuilt alternator in and out of the car 3 or 4 times, along with swapping batteries and changing the alternator relay without ever seeing a change. The only thing I wasn't able to do was to sort out...
2006 Nissan Altima S 2.5L Piston Rings VIN: 1N4AL11D46
Thank you everyone for your input. The car went to Nissan, and to no suprise, they say the cat is ok, even though I have photos to the contrary. They're still trying to sweep this problem under rug, unbelievable. Thanks again.
2002 Volvo S40 1.9L Starting
Thanks for the replies guys. I am not sure what fixed this car but I went in to the shop today to have another look and it started on the key! I have been driving it all day today and it has been fine. Draw your own conclusions! Thanks again.
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