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Prev Professional Automotive Repair Technical Discussions for July 31, 2011
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Open Help Requests for All Makes and Models
Help Request Answers
2000 Audi A4 Quattro 1.8L Misfire, MIL Lamp on, Mil Flashing VIN: WAUDC28C2Y
Misfire cylinder #4 only at idle, only when warm. I would have to say that this misfire isn't a "dead" miss but rather "half dead" if that makes any sense. (If you perform a cylinder balance test, #4 rpm drop is about as half as the rest, so the cylinder is "w...
1996 Chevrolet Beretta Z26 3.1L Cuts out, Misfire, Poor Fuel Economy VIN: 1G1LW5M2TY
hello everyone, I have installed a rebuilt engine in this car 2 wks ago for cambearings spinning, customer had already complained about gas milage being off. She now also complains of missing. when you drive the car for the first time for the day, get to about...
1992 Chrysler LeBaron 3.0L anti theft module
Customer complained of parking lights not shutting off, and headlight doors not closing. After checking system, I disconnected the theft module behind the glove box. Engine starts and runs fine. Problem of lights and headlight doors are now gone. Since this is...
1997 Dodge Grand Caravan 3.3L Input rpm VIN: 2B4GP44R4V
Hi yall, this morning i had a customer bring in a 1997 Dodge Grand Caravan with the complaint that the vehicle takes too long to accelerate and the check engine light is on. i pull codes from pcm and get P7000 (Transmission fault) check the transmission Codes ...
2005 Dodge Durango SLT 4.7L MIL Lamp on VIN: 1D4HB48N75
code p2096 keeps coming back - i have not found any leaks on the exsaust system as of yet. need some help from chrysler technicians to guide me in this headache. this all the work i have done to this vehicle. thank you Trouble codes: P2096
1999 Ford F-550 Super Duty XL 7.3L Engine VIN: 1FDAF56F8X
I have little experience in diesel. This one has an oil leak that was first found at the tail end of the oil pan. I began searching the archives and discovered a common issue with oil in the valley. Rechecked and sure enough there is a puddle in the valley on ...
2004 Honda CR-V EX 2.4L No Start, Misfire, MIL Lamp on VIN: JHLRD77834
. Intermittent no- start, codes P0661 (Intake Manifold Runner Control Valve Position-Low Voltage) and P0300, 301, 302 – Misfire. . Car came in with no-start condition. Customer says he has been getting misfire codes for last 3-4 months. Other codes shown which... Trouble codes: P0661 (Intake Manifold Runner Control Valve Position - Low), P0300 (Misfire multiple cylinders), P1077 (Intake Manifold Solenoid), P0135 (A/F Sensor 1 Heater Circuit Malfunction)
2006 Honda Pilot EX 3.5L timing belt VIN: 2HKYF18506
i have re installed this belt 10 or 11 times i have never had a problem like this before not sure where to go from here i need some suggestions on how to keep the timing marks all lining up so i can then try to locate the source of the tick.
2003 Kia Sorento EX 3.5L sunroof VIN: KNDJD73303
replaced motor and the over head console switch and still the motor is only working for tilt only which is more than it was doing before, the issue is getting the correct diagram
2007 Mazda B3000 DS 3.0L Pushrods VIN: 4F4YR46U68
Hello.I've got an odd one here with a push rod problem. This vehicle came in with misfire codes 303 and 306. The customer was told to replace the original plugs(132k).The truck was not running rough or noisey at this time. The customer replaced his own plugs a...
1986 Mercedes-Benz 560SEL 5.6L 2-3 shift VIN: WDBCA39D9G
This beauty is my Sunday driver and it has developed a 2-3 shift upshift The clue may be that if I slip it into neutral for a split second and right back to drive it will shift ok. I'm not interested in pulling the trans out for repair, I can c...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 BMW 525i 2.5L Vanos VIN: WBADT43441
The mechanic who rebuilt the engine did not properly time it. All of the intake valves were bent. I put on another head, used the proper tools to time it, and it runs great. No codes and great power. The vanos tools are a must when working on these engines.
2004 Buick Rendezvous CX 3.4L Blower Motor VIN: 3G5DBO3E04
thanks to all that responded ,the problem was the orange wire that controlls high speed ,was shorted to power with the red ign 3 wire that is always live ,the harness was under the dash behind the air bag ,the two wires rubbed together on a metal brace , the o...
1990 Cadillac DeVille 4.5L Hesitation, Cuts out, Stall
Big thanks to everyone for taking the time to reply. Those of you who said "put a fuel pump in it" nailed it. I ended up replacing the fuel pump and sock and the car runs like a top. Great help! Thanks again.
2001 Cadillac DeVille 4.6L Driver side vents VIN: 1G6KD54Y01
Thanks for all the input. I went to the wrecker and got a used HVAC box and install it. Know it is blowing cool out both sides.
2001 Chevrolet Corvette 5.7L temp gauge VIN: 1G1YY22G61
Hi guys, Thanks for the help, it wasn't as comlicated as we had convinced ourselves it was. The short story is that a thermostat fixed it. For those who follow the details: We pulled the PCM down and checked the voltage at the ECT signal -- voltage there ag...
2008 Chevrolet HHR LS 2.2L shifter VIN: 3GNCA13D38
I have the problem fixed.I replaced the transmisson range switch.the switch was not telling the BCM that the car was in park so it did not see the need to send voltage to the lock soliond. once I replaced the switch it was fine. thanks for the help.
2000 Dodge Intrepid 2.7L No Start VIN: 2B3HD46R6Y
Thanks to all that responded to this help request. What I found was that the primary tensioner failed (it was brand new) due to oil pressure problem and the chain jumped resulting initially in the computer ignoring the cam sensor so that it would still run. ... Trouble codes: P1391 (Loss of CMP and/or CRNK Signal).
2006 Dodge Sprinter 2500 2.7L MIL Lamp on VIN: WD0PD64406
sprinter is fixed problem was bad fuel caused injector problemsunder high pressure relaced injectors problem fixed no [...] Trouble codes: P2047 (Fuel rail pressure at max).
1996 Eagle Talon 2.0L Excessive Emissions, Monitors reset VIN: 4E3AK44Y2T
Replaced PCM and now all monitors set and do not reset when key is turned off.
2006 Ford Escape XLT 3.0L trailer plug VIN: 1FMYU03176
After much research and a few calls to ford motor I found out that the smart module/fusebox was not set-up for trailer package.All the wires are there at the module but the smart module is non functional for the 4 trailer wires.Also the #1 fuse is blank[no fu...
1995 Jaguar XJS 4.0L blower motor, compressor VIN: SAJNX2740S
Sorry for the long delay but MUCH THANKS for all the help on what I thought was my nightmare jag...but in reality the problem was simple it was the blowers motors both of them! The driver’s side went out a while ago (I suspect) so when the passenger side went ...
2001 Jeep Grand Cherokee Laredo 4.7L heater core VIN: 1J4GW58N71
I appreciate the quick response to my request. I got several different suggestions including ground the core, don't ground the core, flush it, and check grounds. What I discovered after my post was that the voltage was still present with the battery disconn...
2004 Kia Rio 1.6L head VIN: KNDAC12554
Thanks for the replies I received, the problem was the head work that was done, the original head work when they removed broken valves replaced, installed seats, to do that they had to remove cam carrier, which was sealed with a small amount of sealer between ...
1999 Mazda 626 LX 2.5L No Start VIN: 1YVGF22D5X
Well, it's time to close this and I hate to say it but it still is not fixed. I did check fuses, power and grounds, relays,etc. It turned into a bit of a waste of time. Customer took it to the dealer and the last I heard was that they made new keys for it but ...
1991 Mitsubishi Galant 2.0L all shifts VIN: JA3CR56V8M
The problem was the transmission control module...again. I replaced the original one with a "new used" one. Sorry for not making that clear. Replaced it with another module and it shifts great once again. Thanks for everyones input!
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