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Prev Professional Automotive Repair Technical Discussions for November 21, 2004
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Open Help Requests for All Makes and Models
Help Request Answers
1986 Buick Electra Limited 3.8L Misfire VIN: 1G4CX69BXC
I'm posting this for a co-worker who got this car from his mother. This car set awhile because of a misfire on accel. Before he got it another shop put on MAF, plugs, plug wires, 2 ign modules, cam and crank sensors.I replaced the fuel pump an filter due to lo...
2001 Chevrolet Impala 3.4L Headlights, battery light VIN: 2G1WF55E01
The car came back since battery replacement and the customer said the battery light comes on intermittently but never has starting problems. Also, when the car isnt running the headlights flicker on intermittently. After testing, looking up bulletins and makin...
1991 Ford Explorer XL 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Poor Fuel Economy VIN: IFMDV34X9M
My Explorer just started this. The gas mileage went to terrible. It has plenty of get up a go. When idling it revs up and down and sometimes will die when you put it in drive.
2001 Ford E-450 Econoline Super Duty Custom 7.3L ABS module VIN: 1FDXE45F61
Hey guys here's the story. This van is part of our fleet it was brought in two days ago for ABS light on. Pulled codes and found C1233 took van out with scan tool to read the wheel speed sensor output and only the rear was sending a signal. What we found was t...
1999 Oldsmobile Alero GL 3.4L Poor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1G3NL52E4X
Intermitent Mil and log of codes noted, just wanted to know for sure before replacing EGR. Any personal insite would be much appreciated. Trouble codes: P1404, P0404, P0101
2003 Saab 9-5 Aero 2.3L srs VIN: YS3EH49G93
Saab techs, This is a salvage vehicle.It belongs to me. I presume that bvecause of this nothing is covered under warranty. I don't know if it is due to damage to the vehicle or a factory failure. I am eager to learn how to fix such a problem. Damage was exclu...
1997 Toyota Avalon XL 3.0L Compressor VIN: 4T1BF12B0V
Hey guys, thanks in advance for the help. Hopefully someone has been down this road before. This '97 Avalon will sometimes stop engaging the compressor clutch. When this happens the A/C light on the control button will flash. You cannot get the compressor to w...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi Allroad Quattro 2.7L abs /esp VIN: WAUZZZ4BZ1
I have to inform You that this Vehicle still on the road without ABS/ESP.Only one reply recieved for this problem,You can read that.I'll follow this in TDF. Thanks for Your time.
1989 BMW 525i 2.5L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: WBATTC2309
Hey guys. I just Finshed this 89 Bmw Last tuesday.What it turned out to be was a intermitten internal short in the coil.This is the reason for the fast flashing check engine light and the no comunication to the computer.Motronic does not have a Power Amp-modul...
1998 BMW 740iL 4.4L pulsation VIN: WBAGJB8328
hello all you wonderful people i have replaced the strut rod bushings on this car. only time will tell but th car felt better from the start so im sure it is ok customer was happy also thanks much mark
2000 Chrysler Sebring JXi 2.5L Misfire VIN: 3C3EL55H9Y
There was alot of helpful info give to me and for that I am very thankful. The intake gasket leaking was the first thing on my mind and many other people thought so too, but I couldn't proof the intake was leaking. The only thing I could do was replace the inj... Trouble codes: P0304 (Misefire 4), P0306.
2003 Dodge Intrepid SE 2.7L Possible Lifter VIN: 2B3HD46RX3
Well, He didn't get to fix it because he was able to have the local Dodge dealer tell him it was most likely going to be covered under warranty. Your replies gave him the confidence that his customer would be covered. It looks like the most common problem,...
1991 Ford F-150 Custom 5.0L 4-3 downshift VIN: 1FTEX14N6M
well it's fixed. randy [...] both confirmed one of my suspicions which was that the coast clutch valve being blocked on was the culprit. apparently the engine braking in 3rd caused a harsh downshift from 4th. scrounged up a spring to replace...
1994 Ford Probe 2.0L Coil Spring VIN: 1ZVLT20A8R
Thanks to all who replied. These springs were not available from the normal aftermarket suppliers - moog, spicer, napa, etc. Used springs were recommended, but I hesitate to use anything like that in this serious salt/corrosion neighborhood. Benz Springs and A...
1996 Ford Contour GL 2.0L engine harness VIN: 1FALP6537T
i feel this was a very good post and recieved a lot of sugestions all indicating the same problem of suggesting replacment of the wiring harnesses even the fuel injector harness was bad also, everyone was correct who replied and have to agree that ford had a p...
1997 Ford F-250 XL 7.3L Poor Idle Quality, Hesitation VIN: 1FTHW26F0V
hi all. still having my rough idle problem . i changed the oil with motorcraft 15-40wt. it had no effect on this problem . i've searched for intake leaks and have'nt found any . i'm strongly thinking injectors are clogged but have not had time to change them o...
2002 Ford Explorer XLS 4.0L 4x4
Thanks for the help.Replacing the 4X4 control module in the glovebox area solved this problem.We had already changed the fluid in the transfer case and the rear differential and added the friction modifier. The #3 not #7 modifier .The strange Part of this was ...
1989 Honda Civic LX 1.5L No Start VIN: 1HGED3557K
I am sorry I was not able to figure out my vehicle. I am still working on it and have not let it beat me yet. I am going to try the hot line route to hopefully get a lead on where to go fix my problem. I appreciate the help that other members sent me, but most...
1990 Honda Civic DX 1.5L Valve stem seals VIN: 1HGED3543L
PROCEDURE I USED: I WAS able to R&R the valve stem seals on this motor, but NOT by using the stupid Lisle valve spring compressor (#16750). I also didn't even have to use shop air because Chris from N.J. suggested that I use a 'clothesline' to fill up the comb...
1999 Jeep Grand Cherokee Limited 4.7L Poor Idle Quality, MIL Lamp on VIN: 1J4GW68N1X
turns out the connector for the cam sensor was making poor contact i tightned the terminals on the cmp and all is well.customer is happy and so am i.thank you all for your responses. Stace Trouble codes: P1391 (intermittent loss of ckp or cmp).
2000 Jeep Cherokee Sport 4.0L Oil Pressure VIN: 1J4FF48S5Y
I recieved some good replys. I was mostly looking for a connection between the loss of coolant and low oil pressure. Coolant washing out a cam bearing made sense. One sugestion was to check for OEM warranty. Advised customer to check before we proceded and hav...
1992 Lexus SC400 4.0L Excessive Emissions, Poor Fuel Economy VIN: JT8UZ30C1N
Thanks to all who responded.It turn out the igniter was breaking down under load.I replaced the ECM to solve MAF problem and right o2 sensor( was lean all the time).
1998 Lincoln Town Car Signature 4.6L Elect Variable Orifice VIN: 1LNFM82W6W
We checked the reservoir flushed out the hoses checked the belt tension refilled with new fluid and problem still persists.We could not find adapters to check pressures and were wondering if we did would we see the problem?We are still researching this problem...
1999 Oldsmobile Intrigue GL 3.8L instrument cluster VIN: 1G3WS52K3W
Sorry for the late closing of this fix. But, we did just get it fixed. To make a long story short, the instrument cluster was bad causing most all of the problems. When we removed the cluster to inspect the connector, we noticed that all the gauges except the ...
2000 Oldsmobile Intrigue GL 3.5L ABS /Trac. Control VIN: 1G3WS52H5X
The ABS system on this car is the Bosch unit located in the engine compartment. I am not sure why the GM parts guy was telling me there was an electronic module under the dash for this one. It seems that some of these vehicles use the Delco system which is a m...
1991 Pontiac Sunbird GT 3.1L Cuts out VIN: 1G2JU11T3M
Sorry I took so long to close this post, but we are still waiting for the Woman that owns this car to have enough money to finish the diagnostic procedure. This is the one that had been to a few other shops before she got to us and she doesn`t want to spend an...
2000 Pontiac Grand Am SE 3.4L Cuts-out/high rpm
Hey all, thanks for all the support on this one; it realy got the best of me. I decided to scope the crank sensor and despite not seeing a singal drop out, I wasn't impressed with the amplitude of its signal. For lack of an alternate route I replaced it, resco...
1995 Toyota Corolla DX 1.8L MIL Lamp on VIN: 2T1AE09B7S
hi thanks for the suggestions. Checked voltage drop on all ecm power and grounds and wiring to affected sensors all fine. decided to find a used ecm and install. I have drove 50 miles in the past 2 days no light. Trouble codes: 22 (coolant temp circuit open or shorted), 25 (lean exhaust), 52 (knock sensor circuit open or shorted), 71 (egr system problem).
1995 Volkswagen EuroVan Camper 2.4L Timing Belt VIN: WV2KG0703S
Hi Group I recieved very little help on this one. One response said to check the waterpump pulley size. There was only one pump listed for this engine. Another response E-Mailed me the AllData procedure for replaceing the timing belt, which I already had and...
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