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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 4, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2007 BMW 525xi 3.0L Post Fix Check Q?? VIN: WBANF33587
Customer purchased car recently from private party. Complained of occasional "stumble", rough idle, decreasing gas mileage. Got codes; compiled run data (not shown); noticed VANOS exhaust response off. Cleaned Intake VANOS Solenoid Replaced Exhaust VANOS So... Trouble codes: 2A99, 2A87, 2A98, 2A1A
2004 Chevrolet Venture LT 3.4L head gasket VIN: 1GNDV13E64
I am replacing the cylinder head gaskets in this and found some light to moderate pitting on the front corner of the block. It doesnt look like it will effect sealing the combustion chamber but it does look like it may cause an external coolant leak. I was won...
2005 Chrysler 300 C 5.7L p1644 VIN: 2C3JA63H35
I got a call to program the transmission on this 300m, it had a code P1644 so I flashed the transmission module and the valve body initialized reset the adaptations, I still have the P1644 code, is this like a Mercedes transmission that you have to buy a new v...
2003 Ford Escape XLS 2.0L MIL Lamp on, high idle VIN: 1FMYU02B33
Hi and thank you in advance for your time and help. here it is... the problem is that when the car is driving say; shifting through the gears the engine will rev up on its own in betuwen shifting it. and if you were to drive in a 35mph zone the car will accel ... Trouble codes: 90507 (EVAP system RPM above expecter)
2005 Ford F-250 Super Duty King Ranch 6.0L Hesitation VIN: 1FTSW21P35
We installed head gaskets and installed an egr delete kit on this vehicle. There is a type of deep underlying noise while vehicle is running. We have no boost and really no power. We had trouble installing the exhaust to the turbo it was very hard to get the c...
2006 Ford E-250 5.4L Cuts out, Stall VIN: 1FTNE24L76
Vehicle will cut-out while driving ,, will not restart until key is cycled to off & then will start right up wrench light comes on & transmission neutrals out Trouble codes: P061B
2004 Lincoln Navigator 5.4L Fuel System VIN: 5LMFU27R54
This vehicle has had 2 diagnostic routines performed on it already. Meineke replaced Bank2, Sensor 1, O2 Sensor. Ford in Brandon said the fuel was contaminated and needed a fuel pump also. I removed the filter and sampled the fuel and it was good. The fuel p...
2002 Toyota Tacoma DLX 3.4L Excessive Emissions, Poor Fuel Economy VIN: 5TEHN72N82
Nothing is worse then getting stumped on your own vehicle, but here I am pleading for help! My tacoma is running lean ltft is at 19.5% at idle and at steady cruise. The truck is running pretty smoothly but has seen a reduction in power and fuel economy. I smok...
2001 Volkswagen Beetle GL 2.0L Hesitation, MIL Lamp on, intermitant throttle
Hello and thank you for any assistance you can provide in regards to the drive by wire system on VW's as we are in a bit of a tight spot. We have a 2001 VW New Bug (Late Production) that is an old customer of the shop. Among other things the VW had a previous...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1991 Chevrolet LLV 2.5L pushrod{s} VIN: 1GBSC10A2M
This vehicle has been repaired.During disassembly to check cam and lifters they found the roller lifter roller pin coming out of the lifter binding it in its bore.This lifter had to be pryed out where all the other lifter came right out.The binding lifter cre...
2005 Chevrolet Silverado 1500 LS 5.3L Cruise Control VIN: 2GCFC13T25
Well, finally got back to the vehicle and after reading the posts I eliminated grounds, bulbs, and sockets but had ignored my #1 rule of eliminating any aftermarket things and that ended up biting me. There was a bad diode in a trailer harness that was back-fe...
2006 Dodge Ram 1500 ST 5.7L Powertrain VIN: 1D7HA18296
It seems i dont explain clear myself Scan run,under parameters EGR not sticki,not dirty Is not a spark plugs problem Trans filters clean Brake temp front 124* F,rear 114*F Fuel trim -2% catalyst converter in temp 344*F,out temp 295*F,looks good to me Still hav...
2003 Ford F-150 XL 4.2L Cooling Systems VIN: 2FTRX17203
thanks guys for all the help ..it was that sensors. it made the truck even stated hard..thanks again for all your help. happy new year!!
2002 Isuzu Trooper Limited 3.5L transmission VIN: JACDJ58X92
Thanks For all the Help. I decided to replace trans and the second unit worked out well. Due to the fact I have a high volume shop I did not have time to figure out exactly what was wrong with the first unit. All shop owners Know what I am Talking about
1997 Jeep Cherokee Sport 4.0L timing chain VIN: 1J4FJ68S8V
thanks to those who replied to my request. installed timing chain and set #1 to compression and installed dist to match up with #1 on rotor/cap. had to set synch and everything is good now and out the door it went.
1999 Jeep Cherokee Sport 4.0L Poor Idle Quality, Surge, Stall VIN: 1J4FF68S4X
Thanks to all of you, but Paul from Minnesota really make the extra effort to explain what might be happening. This was the first job for this used car dealer so I had to be 100% right on my diagnosis decision. The owner trust his tech a lot so he was confiden...
2003 Lincoln Aviator 4.6L Rear Heat VIN: 5LMEU78H43
replaced rear heater core & performed proper procedure to bleed/purge air from rear heater ,,, tried it several times after repair & had consistant heat
2004 Mazda RX-8 1.3L Poor Idle Quality, Cuts out VIN: JM1FE17314
I am so sorry for this late response.I've been away for the holidays.Hope everybody had a bless Christmas and a happy new year! Ok as for this car we found it was loseing compression.We are going to put a reman.engine in it.Thank you for all your help.
2002 Porsche 911 Carrera 3.6L conv. top VIN: WP0CA29962
Thanks guys for all your help. Best advice was to open top up as if accessing a Boxster, removed the liner and there it was. Fluid level was low with no obvious leaks. Thanks again!!!
2011 Ram 1500 Laramie 5.7L fuel pump VIN: 1D7RV1CT7B
This ram is fixed it was the tipm however customer didnt want to spend 1000$ on a new one . I installed a toggle switch on dash to run and stop the fuel pump (from + battery to switch to power side of pump at the fuse ) i later learned that the tipm either...
2000 Subaru Forester 2.5L No Start VIN: JF1SF6556Y
thanks for all the info guys. after talking to the customer she said the car had been doing the goofy rythmic pulsing stuff for two years and it still ran good. anyway i tested the fuel pump power and ground for voltage drop and found none,but the pump wouldnt... Trouble codes: P0500, P1540, P1101, P1121, P1100, P1120.
1997 Toyota Corolla DX 1.8L Poor Idle Quality, A/C Inop at idle
Hey guys, sorry for the lack of activity on this request. I haven't had a chance to get back on this vehicle and the owner is going through some really tough times right now. It's honestly looking like they are going to sell the car just so they can help pay s...
2001 Volkswagen Jetta GL 2.0L No Start VIN: 3VWSB29M71
Thanks so much.When it only happens once in a while it is a challange.Had many replys saying to replace the Temp sensor with a oem one.I scaned the one that was in the car for a week and it would not act up. So i replaced it and cust has driven for over two we...
2002 Volkswagen Golf GLS 2.0L oil pump VIN: 9BWGK61J82
The owner has stated that the oil pressure light comes on after about 10-15 min of driving. So I hooked up VAG-COM and drove with him. It's def an oil pressure issue. The hotter the car gets the higher the RPM needed to close the switch. It also is burning ...
2010 Volkswagen Jetta TDI 2.0L Boost VIN: 3VWRL7AJ2A
Sorry I took so long to get back. I could not duplicate the problem, and the customer came and picked up the car two weeks ago, and the problem has not come back. I'll keep you posted if it comes back. Daryl
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