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Prev Professional Automotive Repair Technical Discussions for June 8, 2013
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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
2007 BMW 530xi 3.0L engine VIN: WBANF73587
Hey guys, I have this 07 BMW 3.0 that has an intermittent overheating concern. Customer came to me about 2 months ago and said he was driving on the turnpike and got a message that engine temp was high, pulled over, let it cool down, then drove it home, it did...
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1998 Chevrolet Prizm 1.8L Hesitation, Misfire VIN: 1Y1SK5289W
I need a hand with this car its killing me,this was brought to me with a complaint of no power.I scanned vehicle and found lean codes and misfire codes.I then checked fuel trims short term was at 20% and long term at 40% so we have a lean condition. Smoke test... Trouble codes: P0171, P0300, P0301, P0302, P0303, P0304
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2005 Chevrolet Tahoe LS 5.3L battery VIN: 1GNEC13TX5
Need some help from Chevy gurus out there; this Tahoe has an intermittent battery drain overnight. What makes it really hard to diagnose is the fact that measuring the draw; it goes down to 16 ma (which would not indicate a problem); but it looks like at some ...
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2009 Chevrolet Cobalt LT 2.2L Poor Idle Quality, Misfire VIN: 1G1AT58H79
I have a 09 Chevy Cobalt with a misfire at idle. Engine smooths out when you accelerate. O2 sensor will stay lean. Only cyl # 2 is missing. I checked for vacuum leaks but couldnt find any. I'm thinking maybe the plastic intake is cracked somewhere I cant get a... Trouble codes: P0300
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2004 Honda CR-V EX 2.4L door locks VIN: SHSRD78834
replaced the door lock actuator cause they would not work on left side they wouldn't make any noise when opened or closed , the door opened correctly when manually unlocked on left side front and the rear . I replaced the unit on the front actuators with numbe...
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2006 Volkswagen Jetta TDI 1.9L Poor Idle Quality, Stall, Misfire VIN: 3VWST71K56
I had the head repaired on this car after breaking the timing belt about 6k ago and just recently the customer started complaining about rough idle and sometime after sitting over night it would start then stall and would have to crank fow awhile to restart al... Trouble codes: P0302 (Cylinder 2 Misfire)
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1985 Volvo 245 2.3L timing VIN: YV1AX8855F
The timing seems to be fully advanced on this car. It runs very poor & when accellerated spark knocks very bad. I have checked everything with vantage & all reads ok. Not sure if ignition module is at fault or a sensor is telling it to advance timing. Thanks f...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Chevrolet Express 3500 5.7L No Start
I retested the spark and adjusted the spark tester to the 40kv setting and the spark wasn't present. I installed a cap and rotor and it fired right up. I let it run for a couple of hours while I finished some other cars. When the customer arrived I started to ...
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2006 Dodge Charger R/T 5.7L Driver temperature Mode motor VIN: 2B3KA53H16
Found that the old mode motor had over ridden the linkages and popped one of them out of the pins. Removed motor and bracket underneath it, repositioned the linkages , all ok now.
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2003 Ford Taurus LX 3.0L Poor Idle Quality, Surge VIN: 1FAFP55S63
The fix for the Taurus was a new ecm. All the input sensors seemed to be good so I tried a ecm and all is good thanks for all the help.
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2007 Ford F-150 XLT 5.4L Hesitation VIN: 1FTPW12517
thanks to everyone I took the intake off the truck and Patrick posted to do a koeo test and watch the imrc motor run well I set the intake back on the engine and just pluged the imrc motor up and put in a few bolts and had a helper do a koeo test so I could se... Trouble codes: P2006.
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2008 GMC Sierra 2500 HD WT 6.0L ABS light VIN: 1GTHC24K28
Being that this is a company truck, it remains unfixed. I assume that there is a communication error between the PCM and the ABS control module. I do not have enough info to properly diagnose this truck. Thank you all who responded.
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2007 Saab 9-3 2.0T 2.0L Limp Home VIN: YS3FD79Y37
Thanks to everyone for their helpful advice, I kept checking basics and checking continuity between different modules bus wires which eventually led me inside the car. As I began to remove several interior panels it became clear what I was dealing with. There ...
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