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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for December 1, 2017
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2008 BMW 535xi 3.0L engine VIN: WBANV93548
Hi all! Bmw techs, I hope you give me the down low on the 535xi, N54 engine. we performed a valve cleaning, after replacing the starter. The problem is I left the ratchet on the crank pulley center bolt and started it. Bad move any time. The bolt backed ou...
2008 BMW 335i 3.0L whistling VIN: WBAVB73598
Car dropped off with a whistling noise. Pulled codes no codes in system. Checked pcv system checked o.k. Smoke test engine can not see any leaks. The only time i can get it to do it is under acceleration at about 1500 rpm.Noise sounds like pvc system. Remo...
2001 Chevrolet Blazer LS 4.3L Misfire VIN: 1GNDT13W61
Managed to solve it while writing this help request. Thought I would go ahead and share it. Vehicle came in for a P0300 code. Performed normal tune-up,(minus fuel filter, already changed), plugs, etc. Started vehicle and still had multiple misfires at idle... Trouble codes: P0300 (Multiple Misfires)
1995 Chrysler New Yorker 3.5L Stall VIN: 2C3HC46F5S
Car starts & stalls, interior lights & door locks inoperative along with HVAC controls inoperative with fan blowing on high. BCM DTC says communication failure, data line tests ok along with power & ground at BCM also testing ok. Replaced BCM and now every... Trouble codes: C0UNT, 12 (Ignition Count - 1 Battery power to module disconnected), DTC
2009 Chrysler 300 C 5.7L U0101 hard code VIN: 2C3KA63T99
Car was towed in with a U0101 No communication with TCM. Tested system using Prodemand and according to the test results replaced the TIPM. Had the local chrysler dealer program the TPIM. I still have the same problem. I can access all other monduals on th...
2011 Chrysler 200 Touring 3.6L MIL Lamp on VIN: 1C3BC2EG5B
This vehicle has all the warning lights on the dash come on intermittantly. There were about 10 trouble codes relating to loosing communication with various modules. Car still runs fine no matter what, erased codes nothing has come back.2nd time for car to...
2008 Dodge Ram 1500 SXT 5.7L Mechanical VIN: 1D7HU18278
Initial concern was a fading brake pedal. This truck has anti lock brake function on the rear brakes only. Initially, we replaced the master cylinder. That did not change the fading brake pedal. So, we put clamps on the brake hose going to each wheel. Now ...
2002 Isuzu NPR 5.7L transmission and flexplate VIN: 4KLC4B1R22
Have a vehicle that goes thru flexplates. Need everyone's opinion. What would cause flexplates to crack? Motor mounts aren't rigid but they aren't loose. Driveline has been balanced before, unknown of how long ago that was. Jacked up the rear, spun the dri...
2010 Mercury Milan Premier 3.0L Hesitation, Misfire VIN: 3MEHM0CG1A
Hello fellow Tech's! Got A Mercury that is kicking my butt! Customer complaint of surge hesitation under light load between 3rd and 4th gear. Hard acceleration is fine. We found using the Autel scan tool had misfires on cylinders 2 and 5 when surge is occu...
2012 Volkswagen Passat SE 2.5L No Start, Hesitation VIN: 1VWBP7A3XC
Vehicle came in with a check engine light and running rough at idle. Discovered that the PCV oil separator was leaking from the diaphragm on the valve cover. Removed and replaced valve cover and gasket. Proceeded to start the vehicle after repair and now i... Trouble codes: P0106 (Map sensor circuit), P0300 (Random misfire), P0171 (Lean on bank one)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 Cadillac Escalade 6.2L running board motor VIN: 3GYFK62857
First time we have ever changed out a running board motor. We spoke with one of the mechanics at the dealership. He told us that we have the correct motor, we just haven't cused at it enough. We went back and cused at the running board motor and sure enough, i...
1992 Chevrolet Lumina 3.1L Cuts out VIN: 2G1WL54T9N
had 2 problems, the main problem was where the crank sensor wires curved around the front of the oil pan it wore a spot in the wires, in drive it would rub and rrun bad, in reverse it didn't rub, 2nd problem was one of the new injectors didn't work,thanks Trouble codes: 44 (lean exhaust).
2007 Chevrolet Silverado 1500 Classic WT 4.3L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1GCEC14X97
First I would like to apologize for taking so long to wrap this one up. I had to put it off to the side for a little bit. I really appreciate everyone input on this one. I did finally get it figured out. When it was brought to me the customer had already repla... Trouble codes: P0335 (CKP Sensor A Circuit Problem), P0341 (CMP Sensor Circuit Out Of Range).
2013 Chevrolet Cruze LT 1.4L MIL Lamp on VIN: 1G1PC5SB5D
Thanks again guys for all the feed back, its much appreciated. Most of you are right and the car is still covered under the 100k warranty. So as much as i really wanted to do this job i gotta do the right thing and ship this guy to dealer. Trouble codes: P0324.
1994 Ford F-150 XL 4.9L Poor Idle Quality, Poor Idle Quality VIN: 1FTEF15Y0R
Thanks for the reply's. The truck is running much better now. I pulled valve cover off and removed rocker assembly and put air into #2 and found intake valve leaking way more than i anticipated. I took Doug's tip and hooked up a drill and used a quarter turn ...
2003 Ford Thunderbird 3.9L No Start VIN: 1FAHP60A23
Like most times in life, silver bullets are rare. In this case one must have a customer who will accept and acknowledge that this diagnosis carries pitfalls that can escalate costs. Sadly my customer wanted more assurances than I was comfortable giving. Thi... Trouble codes: U1147, U1041, P1260.
1999 GMC Sierra 1500 SLT 5.3L keyless entry VIN: 2GTEC19T6X
Double checked application of key fobs by VIN through the dealer with same results. Installed new RCDLR, all key fobs program normally now, problem resolved. Thanks for everyones input.
2001 Isuzu Trooper Limited 3.5L abs module VIN: JACDJ58X91
Well we finally got somewhere with this oddball Isuzu thanks to Bill [...] here in Fl. who seems to be very familiar with these vehicles. Bill was kind enough to call me and make some sensible suggestions as to the problem I was experiencing so I made more tes...
2007 Toyota Camry Hybrid 2.4L No Start, Hybrid Fault VIN: 4T1BB46K07
Well I ending up sending this car to the dealer. They found that someone had tried to "refurbish" the battery and left some section nuts loose and they corroded.. Once they replaced the corroded parts in the battery and reset it? the car would start and drive ... Trouble codes: P0AE6.
2004 Volkswagen Jetta GL 2.0L No Start VIN: 3VWRA69M04
Hi guys the VW is running. We did find some coil circuit codes that were not there before. So we checked for spark and had a good blue spark from all the coils. At this time I have to give credit to my fiancÚ my service manager here at the shop she said she co...
2004 Volvo S60 2.4 2.4L Cuts out VIN: YV1RS64A94
I don't know if this qualifies as a fix, but the vehicle is gone. If it ain't broke, you can't fix it, especially if the customer doesn't think he should pay for the diagnosis. There were good recommendations, especially to do with a customer wanting free di...
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