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Prev Professional Automotive Repair Technical Discussions for May 23, 2004
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Open Help Requests for All Makes and Models
Help Request Answers
1979 BMW 633CSi 3.2L No Start VIN: 5545807432
Hello guys. I am working on a 1979 bmw 635, which might be a european model. This car belongs to a freind/customer of mine,and was towed in as it quit running while he was driving. The problem with is that it gets no pulse to any of the injectors. I checked fo...
1982 BMW 320i 1.8L track VIN: WBAAG3308D
Do any of my fellow techs have some good tips on the installation of the sunroof assembly of this vehicle. Vehicle was brought to me by new owner after previous owner started sunroof project and abandoned/sold car to new owner. Original problem was a broken ri...
1998 Buick LeSabre Custom 3.8L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1G4HP52K4W
Hi Guys, This car came in with all the listed codes & a pile of receipts from other garages. This Buick has an interrmittent MIL that comes on. The three sensors corresponding to the codes are on the same 5V. reference line, although when I backprobe it at th... Trouble codes: P0107 (MAP sensor low voltage), P0122 (TP sesnor low voltage), P0452 (Fuel tank pressure sensor performance), P1107 (MAP interrmittent low voltage), P1122 (TP sensor interrmittent low voltage), P1635 (5 volt reference line)
1998 Buick Century Custom 3.1L abs and master cyl
Did front pads, clean & adjust the rears, and attempted brake fluid flush. I pushed in the piston pushing the fluid back to the master. No fluid will come out the wheel cylinders for anything. If i opened the lines for the rears at the abs unit and no fluid co...
1995 Chevrolet Blazer 4.3L Poor Idle Quality, Cuts out, Stall
Asking some questions I found out there is a fix that works.There is amodification for the EGR valve gasket made by Tomco ,which is no longer in busness.G.M. has TSB to correct the problem,but I can't get a hold of it.Too much carbon is causing the problem.The...
1999 Chevrolet K1500 Suburban 5.7L All Shift when Hot VIN: 3GNFK16R8X
This transmission seems to shift harsh when hot on long trips. Went to LA and after about 4 hours of driving check engine light came on. Had to wait till I got home and pulled P1870. During driving, monitored slip of TC with Modis. Slip is always in spec. Neve...
2000 Chevrolet Tahoe LT 5.3L engine VIN: 1GNEK13T6Y
this tahoe has a slight vibration at idle or a little above in drive.its just like a hose or line vibration on the body.i have cked everything and narrowed it to either the engine or exhaust.i removed the drive belt and no change.anyone had this problem. thank...
1995 Dodge Ram 2500 Truck 8.0L Cuts out, Misfire VIN: 1B7KF26W9S
Hi all, thx for taking a look at my problem. This truck came in with a misfire under load and at idle. The idle miss is can barely feel it especially since it'sa V10. The worst symptom is at 55 mph in high gear after Overdrive is achieved. It feels...
1998 Ford Windstar 3.8L L/U Control VIN: 2FM7A5147W
I have this AX4S that has a TCC shuttle up mild grades with a very intermittent shudder. This only occurs at 40-60% pwm rate, when the apply rate rises to over 90% the convertor clutch will apply with no shudder and hold with no shuttle. There are no codes and...
1997 GMC C3500 Sierra SL 7.4L Lifter noise VIN: 1GTHC39JXV
Vehicle lifter noise on startup, seems 4 -5 lifters making clearance / ticking noise. Quites a little after warmup, however still there. ??? Recommend Marvel mystery oil / lifters / cam bearings / Rocker studs ??? Oil pressure 20 at idle & 60 when running. T...
2003 Kia Optima SE 2.7L hard start VIN: KNAGD12853
This car belongs to a courier service that I do all maintenance and repairs for. Since doing a fuel filter, the car has had a hard time starting. I have good spark, no DTCs, but I have a long crank condition before the vehicle will start. Even turning on the k...
1989 Mercedes-Benz 560SL 5.6L No Start VIN: WDBBA48D7K
Our shop hasn't been involved to much in European repair in the past but I am committed to provide the training to do so very soon. We need help on this one asap. This vehicle came into us as a no start. The owner states that no recent repair or tinqering has ...
1996 Mercedes-Benz E230 2.3L Valvebody VIN: WDB2100372
Hi Guys, Today we are working on a 1996 Mercedes E230 (210 chassis) with a 5 speed 722.6 auto. (the 5th is now inside the main case, and everything else is different from the 722.5!!) 160,000km. Scanned for codes, none logged. Can't find a pressure tap.(unus...
1998 Mercury Grand Marquis GS 4.6L Excessive Emissions
Hello Techs, I have this car that failed NOx, I ckecked the system, I found the computer is not grounding the egr solenoid. I looked in all data and it said that the computer looks at engine rpm, egr DPFB, cts, tps, and engine vacuum. I drove the car at differ...
2002 Other European sprinter van 2.7L engine
I have started this project on a bad foot, this vehicle belongs to my father, This vehicle was brought to me just before it quit running, it seemed to run fine with the exception of it being moisier than normal, I got under neath and looked for possible proble...
1989 Plymouth Reliant America 2.2L Excessive Emissions, Surge, Poor Fuel Economy, VIN: 1P3BK46D7K
Ok...This one is driving us nuts..Came in with Failure to pass Ohio Emmissions..had black smoke comming from the exhaust..Running very rich and getting approx 10 miles to the gallon..No Codes..Idles perfect...once you begin to hit 35 surges and bucks....
1986 Porsche 911 Carrera 3.2L oiling system VIN: WPOAB0918G
I am looking for a little information on the terrible oil buring/smoking of this car. I am very familiar with overfilling the oiling system of this car and getting the oil burning, however this car had been driven last summer, put away for the winter and recen...
1986 Toyota 4Runner SR5 2.4L No Start VIN: JT4RN62D2G
Hello, I a 1986 4Runner 22RE with automatic trans, won't start, will run if you spray carb cleaner in the air inlet hose. This auto had lots of codes when I started the repair but after I reset them they don't return. Here are the things I have tried. I have p...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1990 Chevrolet C3500 Cheyenne 7.4L Door locks VIN: 2GCHC39N7L
I received one offer of faxed wiring diagram. Also two suggestions of door lock switch failure. Unfortunately I was required to go on the road, for a summer job, before either opening the doors up, or getting the fax. I will get into the repair later this summ...
1995 Chevrolet Corvette 5.7L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G1YY32P5S
Many thanks for the replies. I have added additional grounds to both front ho2s, driven the car 70 miles and all is well-so far. O2 scan activity is flawless, car runs great! I did check items listed in other replies, brought up no new gremlins. Thanks again f... Trouble codes: 63 (bank 2 o2 circuit), 64 (bank2 o2 lean).
1994 Chrysler Concorde 3.3L Electronic VIN: 2C3EL56TXR
First of all, I would like to thinks all techs. give me such a good advice, I did fix this vehicle, it was the shift pack Solenoid causing the symtom, every things go perfect after replace, thinks again for your help.
1985 Ford LTD 5.0L Clock/ int lights VIN: 1FABP4F5F2
I found my wiring book . My brother borrowed it and didn't mention it until he brought it back. Anyway I found a broken wire on the engine side of the fuse block. Repaired it and all was fine. I think he had this problem all along and I didn't notice before st...
1991 Ford F-250 Custom 7.5L vibration VIN: 2FT3H47384
I have checked everything I can think of, the next step is to pull the torque converter and run it. The customer dosent think its bad enough for that. Thanks again for all your help. You guys are the best tool I have!!
1991 Ford F-250 Custom 7.5L Excessive Emissions VIN: 1FTHX25G7M
Vehicle was over 8800 gvw and probably should have had a tsi test The load the dyno put it under was not enough to open the egr for any length of time to lower the nox. Thanks for all your help, the truck was sent to the referee for assistance.
1995 Ford E-350 Econoline 7.3L Transmission Case VIN: 1FDLE40F5T
Thank you all for your helpful hints on the possible problems this vehicle might be experiencing. As all the possible repairs meant pulling the transmission to do a further inspection of components, this was the order of the day. The next step was to remove th...
1997 Ford F-150 Lariat 4.6L Air Bag VIN: 1FTDX1767V
The information that I received from other members don't help at all. I ordered another Air Bag module and clean the battery terminals and all fuses related to the air bag. Hopefully, it will work.
1999 Ford Escort ZX2 Hot Coupe 2.0L Surge VIN: 3FAKP1138X
Sorry to post a did not fix on this Ford but the chevy dealer would not give the ok to spend any more on the car,and I was the 3rd shop to look at the car.Phil from cal said to do a PCM reprogram and that is what I think would have fixed the problem,my tech li...
1990 Infiniti Q45 4.5L MIL Lamp on VIN: JNKNG01CXL
thanks for the info it was alot of help. found the computor hook up back behind the fuse panel. and was able to use it instead of the ecm.
1997 Jaguar Vanden Plas 4.0L Clutches & driving components VIN: SAJKN6243V
gentlemen thanks for all suggestions. It turns out we were all on the correct track. After inspection of the accumulator pistons, an exploratory was performed. The result was a broken return spring in the 'F'clutch. Gearbox did require complete overhaul. Shift...
1987 Mercedes-Benz 190E 2.6 2.6L Tempmatic Climate Control VIN: WDBDA29D2H
Hey sorry it took so long to close this. It took this long to get the time to work on it again. The majority opinion was the ignition switch(5 of 11 replies). I took it out and apart. It looked pretty crappy inside as I expected. I cleaned it up and polished t...
1986 Oldsmobile Delta 88 Royale Brougham 3.8L No Start, Poor Idle Quality, Cuts out VIN: 1G3HY693XG
Hey guys thanks for all the helpful replies. Well here goes. The timing chain did jump. Underhood decal shows the correct type of module and coil. The 86 olds 3.8Liter takes a Magnavox type coil. I also installed a new computer due to the fact my injector puls...
1998 Oldsmobile Bravada 4.3L Electronic VIN: 1GHDT13W1W
Thanks to Allen from North Carolina who suggested that I look at the air mix motor. The main gear assembly was cracked, binding up the motor, causing the constant heat problem. New motor is in and system is working great. Thanks to all who replied with their s...
2002 Pontiac Grand Prix GT 3.8L traction control VIN: 1G2WP52K12
We have released thje vehicle to the customer with the explanation (as most of you suggested) that the abs pump is just going through a self check. We did replace the right front wheel bearing due to very slight play which did not change the complaint any. One...
2000 Saturn LS2 3.0L mil VIN: 1G8JW52RXY
well this is going to be called fixed! I was waiting to make sure it was fixed, what happened was after 3 drive cycles the light went out by itself, i still dont know why i couldnt clear the codes with the snap-on red brick, but it wouldnt do it. I seem to rem...
1999 Subaru Legacy Limited 30th Anniversary 2.5L transmission VIN: 4S3BG6850X
Thank you for the response on this question. I figured from the symtoms that it was not an electrical or sensor malfunction. The general consenus was that there was an internal leak inside the transmission. The vehicle is being sent to a trans shop for a rebui...
1995 Toyota Camry LE 2.2L Stall, Misfire VIN: 4T1SK12E9S
Thanks a million to all the guys who responded to this request. I nailed this one the morning after I sent the request. The verdict: bad ignition coil. Five of the thirteen responses focused on the coil. One in particular-Charlie from California-told me about ...
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