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Prev Professional Automotive Repair Technical Discussions for October 21, 2006
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Open Help Requests for All Makes and Models
Help Request Answers
1991 Buick Regal 3.1L 2-1 Shift VIN: 2G4WB54TOM
Well guys, this is probably a no-brainer but I need help. This transmission downshifts from 2-1 very harsh coasting to a stop and downshifts from 3-2 just as bad. Upshifts work great. We have adjusted dtent cable and no change. I don't do alot of transmission ...
2000 Cadillac DeVille 4.6L Misfire, MIL Lamp on VIN: 1G6KD54Y8Y
This Deville originally came to me because there were a number of diplays not showing on the dash and the Service Engine light was on. All of the problems started after the owner installed a new battery. He said he replaced the battery because the positive pos... Trouble codes: P0300
2000 Chevrolet C3500 5.7L driveability VIN: 1GCG24R34Y
this vehicle has my mind fried. this is a two part question. 1. after i changed the spark plugs, cranked it up still ran bad, hooked scantool up and monitered data screen. every thing looks good except the 02s arent switching and staying rich, if i press the t...
2002 Chrysler Town & Country (Van) Limited 3.8L No Start, MIL Lamp on VIN: 2C8GP64L82
well just want to see if anyone has run across these problem. These is the second van I Have seen these before with no obvios fix since is too intermitent .Costumer complaints of no start gets towed to shop and starts right up. engine light on with primary coi... Trouble codes: P0351, P0352, P0353
1989 Ford F-350 Custom 7.3L power steering VIN: 2FDLF47M3K
Well I am a little out of my element on this one. We normally do not get involved with dually's or diesels and especially diesel dually's. But, this customer has many vehicles in the family that we service so we made an exception. Another shop has recently rep...
1997 Ford Thunderbird LX 4.6L Poor Idle Quality, Hesitation VIN: 1GT456H765
when starting hard to start will die if give gas,once warm runs better and idles better,has anyone seen these codes on this car before ill write more info next day or two once i have more solveing on it thank ahead of time Trouble codes: P0172, P0175, P0232, P1270
1997 GMC Sonoma SL 4.3L No rear brakes VIN: 51501GTDT1
This truck every time that it comes in the shop has no rear brakes working at all(like no pressure), after we put all this new components trying to fix this problem, guess what? the problem still here! as far as we got we this, is that we put the unit on the l...
1999 GMC Jimmy SL 4.3L long crank time cold VIN: 1GKDT13W1X
Vehicle came in with a long crank before starting when first started cold only(overnight cold)Will start fine rest of day.Verified car will crank 5-8 seconds before starting up cold. Checked initial fuel pressure,It is in specs . Tested for bleed down of fuel ...
1994 Jaguar XJ6 4.0L Stays in 3rd gear VIN: SAJHX1741R
The check engine and the transmission fault lights are both on. The lights are on as soon as the engine starts, before the car is driven. The VCM fault comes up as Fuel Fail 69, and the transmission is in limp home mode, with all driving being stuck in 3rd gea...
1997 Jeep Wrangler SE 2.5L convertor VIN: 1J4FY29POV
This jeep keeps setting a TCC circuit malfunction code. The convertor is not locking up. I replaced the solenoid and tested the circuit. All seems normal.
2002 Mercedes-Benz S430 4.3L Starting VIN: WDBNG70J12
Hey Guys, Looking for some help on thsi one, The Right Side of the car is inoperative: No R/F window operation from master switch as well, heated seat, mirror, lower door light, all seat functions, Auto door close. R/R has no window, but the auto close works, ...
1995 Mercury Cougar XR-7 3.8L Misfire VIN: 1MELM6248S
This car misfires and only misfires as your are sweeping the throttle between 10% to60%. As soon as the throttle is steady the misfire is gone. The problem is slightly better as the car warms up but still very noticeable. This misfire is a definite single cyli...
1995 Mitsubishi Montero LS 3.0L camshaft position sensor
It's obvious that the flange is colliding with the sensor contact on the CSP and grinding it away. My question is when turning the crankshaft by hand and watching the flange turn it does not appear bent. As far as I know there is no way to adjust the positio...
2002 Volkswagen Golf GLS 1.9L No Start VIN: 9BWGP21J72
glow plugs comes on for 1 second when key on and goes off after,, this is in weather like 45f(15c).. but vehicle does not starts,, cranking good, battery good,, remove ect terminal to activate test on glow plugs ,, vehicle start immediatly,, runs good,, until ... Trouble codes: P0671 (shift solenoie e performance glow plugs), P (testing and results)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1992 Acura Integra GS 1.8L No Start VIN: JH4DA9365N
Hello all and thanks so much for all the info. To update we did have a good square wave signal coming from the ECM on the yel/grn wire back to the distributor. I would also like to make a few special mentions and hope I don't miss anyone. Thanks to Carl from f...
2000 Chevrolet Silverado 1500 5.3L Hesitation, Surge VIN: 1GCEK19TXY
Sorry for the long wait on this fix, I had to wait to hear from the customer. They took it to GM for a 'reflash'. I saw a copy of the invoice and can't make heads or tails of it, but says reflash took care of the problem. I will call GM and see if they can int...
2003 Chevrolet Silverado 2500 6.0L MIL Lamp on, No Accel. VIN: 1GCHK24U33
Well I do not have too many technical notes to provide, but I did fix this vehicle with the help of your advice. Everybody that replied stated that they had seen this code before, and that putting a new throttle body on is what the fix was. The only thing that... Trouble codes: P1516.
2004 Chrysler PT Cruiser 2.4L overheat VIN: 3C4FY48BX4
Well I would like to thank everyone that replied to my problem PT CRUSIER. Bill from Ohio Chris from Texas, Darin from Illiois, and Dave from Mass. nailed in on the head, I havea bad head gasket. I put my five gass anaylizer to the radiator and i had 83ppm aft...
1997 Dodge Dakota 3.9L Poor Idle Quality, Misfire VIN: 1B7FL26X8V
Hi everyone, well, I got it running better but not 100%. Thanks to all of you who sent me information. I cleaned the fuel injectors and it ran better. The owner said he would drive it like that for a while and see if he wanted to have me check any further. I'm...
1998 Dodge Ram 1500 Truck 5.2L hard start VIN: 1GT56Y7H58
changed feul regulator i alot better but still every once and turn in the key takes 3-5 seconds to start but alot qiucker thanks guys,ladys any thang eles.gonna change fuel pump little later.but agian thanks evey 4 of you. Trouble codes: N0NE.
1997 Ford Explorer Eddie Bauer 4.0L Parasitic draw VIN: 1FMDU34E4V
Hello all, Thanks for the replies. I was never able to duplicate the drain in the bay. I wanted to perform an open circuit voltage drop test, where I measure the open circuit voltage of the battery then let the car sit for several days and recheck to see if ...
1997 Ford Crown Victoria 4.6L No Start
hey guys thanks for all the help,the problem turned out to be the crank sensor,i appreciate all of the help and hope that i can be help to you all.
1999 Ford Expedition Eddie Bauer 5.4L Misfire VIN: 1FMPU18L8X
Hello all, Well after some extensive research into the coil problems on Ford's modular engines, I have come up largely empty handed. Many people who responded to my request pointed out common EXTERNAL causes of coil failure; Worn spark plug gaps and coolan... Trouble codes: P0303 (Misfire Cylinder 3), P0304 (Misfire cylinder 4).
1999 Ford Taurus SE 3.0L radio VIN: 1FAFP53U8X
Thanks for all the response. I had to let the car go back to the customer as they needed it for a trip. I'm not sure when I will see it again. I have pretty much checked all the wiring for shorts and opens. I guess my next course of action will be a range sens...
1999 Ford Contour SVT 2.5L rotors VIN: 1FAFP68G8X
i'm going to put this under fix because i was probably worried about nothing. i was just curious if anyone else had encountered this. all the replies were good and made sense. i guess this particular brake caliper design and function makes this sort of thing p...
2004 Honda Odyssey EX 3.5L Poor Idle Quality, Misfire, MIL Lamp on
Well thanks to all who took the time to reply. Even after doing a inj flush it still turned out to be a bad injector. Just shows always make sure
2005 Jeep Grand Cherokee Laredo 3.7L Fuel Guage VIN: 1J4GS48K55
The Fix is In ;)}} Thanks to every one that read the request ;)} & More 'Thank You's' to the ones that replied ;)}}} This thing had 2 problems... the high voltage problem WAS the instrument cluster.. What through me, was the line in the flow chart ' When y...
1998 Lexus ES300 3.0L gear engage VIN: JT8F28G0W0
hi. thanks for helping me to fix this car. unfortunately, i have to drop transmission of this car. keep driveng this car to trans. shop,local dealer and other shop to get more support cause transmission clutch burn out. i think i get final answer for my questi...
1998 Oldsmobile 88 Royale 3.8L excessive crankcase vaccum VIN: 1G3HN52K4W
thank's for all the good response's. i checked for orings in the new plenium, witch came with a new pcv in it and sure enough they were missing. installed oring and noise is gone. thank's again!!! kip
2000 Oldsmobile Intrigue GX 3.5L Stall, BLOWS FUSE AND DIES VIN: 1G3WH52H6Y
isolated pcm and bcm circuits, checked all underhood wiring, wiggle tested, found vehicle would blow fuse at almost same spot on highway, isolated pcm and bcm circuits, problem is in bcm side, unplugged bcm and test drove without failure, customer declined fur...
1997 Pontiac Sunfire GT 2.4L Poor Idle Quality, Misfire VIN: 1G2JD12T5V
First of all, Thank you to everyone who took the time to read and reply. I really appreciate your help. The problem with this vehicle was a cheap new aftermarket coil cover that tested good when doing a resistance test. I picked up a complete used coil, module...
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