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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 11, 2004
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
Help Request Answers
1995 Cadillac DeVille Concours 4.6L Ride Control VIN: 1G6KF52Y7S
Trying to help out mother in-law. Among other things I am doing for her, the dash monitor is displaying (Service Ride Control). I honestly know nothing about the system. Can someone give me a few tips on where to start and what some common problems are with th...
1991 Chevrolet Lumina Euro 3.1L Stall, Misfire VIN: 2G1WN54TXM
Hello To All: I'm looking for help on this problem. Customer brings in a spotless and well maintained 91 Lumina. I've done all the work on this vehicle for close to 10 years and the owner keeps maintenance up on this vehicle (fluids changed regularly, tune-up...
1992 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy VIN: 2GCEK19K1N
hey guys, this truck has me stumped.when driving this truck it will freeze up and not accelerate or maintain speed. then it find itself and run okay.when coming to a stop it will some times stall out. these symptoms seem to be more associated while driving it ...
1994 Chevrolet C3500 7.4L Hesitation, Surge, Cuts out, backfire VIN: 1GCHC39N7R
got a strange one here. truck will run fine and then all of a sudden you put a load on it and it will cut out and backfire on heavy acceleration. fuel pressure and volume are great. map looks good, new plugs. It doesn't appear to be a misfire. Watching the sca...
1994 Chevrolet Camaro 3.4L Clutch VIN: 2G2FS2ZS6R
After replacing the engine and clutch assy. (the engine was blown and car towed in). The clutch won't release and it was determined that the slave isn't moving far enough. The hydralic system was blead with several methods and no good results achieved. A new m...
1993 Ford Mustang LX 5.0L Poor Idle Quality, Hesitation, Surge, Misfire VIN: 1FACP41E7P
Okay all this car has stumped me for a week now and the customer is getting impatient. I have a 93 mustang that at idle and ecspecially around 1400 rpm seems to miss bad. It has lack of power, before it was real crisp during accel now it shakes quite bad, you ...
1998 Ford Contour GL 2.0L Poor Idle Quality VIN: 1FAFP6536W
This car was towed in with a broken timeing belt. We replaced the belt and all the pullys with a tensioner. At this milage we also replaced the water pump and found the spark plugs wore out so we replaced them. The car started fine but quickly jumped to 3400 r...
2000 Ford Windstar SE 3.8L multi function electronic module VIN: 2FMZA5244Y
Hope someone can help. This vehicle came in with a complaint of the battery going dead and needing to be jump started. Charging system tests good, the battery (once recharged tests good). Parasitic draw with a low amps probe shows 860ma (key off, doors and hoo...
1999 Honda Civic Value Package 1.6L A/C Compressor VIN: 2HGEJ661XX
Hi Group, This Civic is giving me a really hard time. Customer brought car in for A/C not working. Compressor was frozen with broken bearing and totally burnt up clutch solenoid. Flushed system, replaced reciever/drier, expansion valve and compressor. Upon ini...
2001 Hyundai Elantra GLS 2.0L compressor VIN: KMHDN45D81
fellow techs having major problems with this hyundai. customer complaint is that ac does not work. upon checking of ac system found system full checked power supply to primary and secondary side of relay ok 12+ volts grounded relay term and ac compressor works...
1994 Jeep Grand Cherokee Limited 4.0L left turn signal VIN: 1J4GZ78S1R
this vehicle was brought to me to repair the left turn signal that flashes at a faster pace when the running lights are on. I have checked the front and rear bulbs. replaced one running light bulb in the rear, didn't solve the problem. this problem does not ef...
1996 Jeep Grand Cherokee Laredo 5.2L instrument cluster , power door locks and power wi VIN: 1J4EZ58Y3T
hi everyone. first thanks for any help and interest on this one. we took in this vehicle with the complaint of no guage operation or power door locks or power windows. after checking vehicle extensively we found that all power feeds fuses ect. were good and th...
2004 Jeep Liberty Sport 3.7L Alarm VIN: 1J4GL48K54
I installed a remote start in my wifes Jeep Liberty and am having a hard time trying to bypass the OEM alarm as per Autostarts instructions which are to ground through a 470 resistor from the unit to the LtGreen/Orange wire at the drivers door to disarm and gr...
1991 Mazda RX-7 Turbo 1.3L mainifold VIN: JM1FC3525M
Greetings from Cape Cod! Iím helping a friend replace the catalytic converter pack on this RX7. Iím primarily a truck and heavy equipment mechanic with no experience on rotary engines. Weíll I broke the flange studs off in the manifold; not the worst Iíve ev...
1998 Mazda 626 DX 2.0L Mechanical VIN: 1YVGF22C2W
Hello everyone!!!. I've got this mazda here, it came in with smokes in the morning at start up for about 3 min. then goes away. only to return in the morning. I went and replaced the valve guide seals. They were hard . Tried the next morning and still have the...
1990 Mercedes-Benz 300SL 3.0L convertible top VIN: WDBFA61EXL
hello all, Alldata does not have any information on this system,I have a well maintained 300sl with a cabriolet top that does not function,nor can the hard top be locked down.While you are driving the buzzer sounds and the softop switch flashes.I first suspect...
1990 Mercury Cougar LS 3.8L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on,
Hi guys, I got a real beauty here. The car runs rough and pops through the intake. The KOER test flags "both banks rich" codes. Looking at the O2 waveform you can see that the sensors are not switching. They read rich and I can't seem to get a lean signal ev... Trouble codes: 42 (Left bank rich KOER), 92 (Right bank rich KOER)
1995 Nissan Altima GLE 2.4L Hesitation VIN: 1N4BU31D5S
car came in with a stumble upon acceleration. no mil. scanned memory, found code po 325 (knock sensor). data stream showed that while accelerating. timing went from base timing of 20 degrees before to 7 degrees after. i thought there was some connection betwee... Trouble codes: P0325
1996 Pontiac Firebird Formula 5.7L pressure plate VIN: 2G2FV22P5T
hi guys,did a clutch job on this car because of bearing type noises. when it was out we found the pilot bearing missing but the outer housing for it was still there, like someone had intensionally removed the race and bearing. the clutch was also bad springs b...
1995 Volkswagen Jetta GL 2.0L 2nd gear VIN: 3VWRC81H6S
good morning: this jetta will go into neutral from the drive position after it shifts out of 1st gear. this does not occur all the time. you can still drive the car , buy starting out in 1st gear then after the rpm gets to 4000, just kick it into drive, and i...
1996 Volvo 850 GLT 2.4L Thermostat VIN: YV1LS5548T
This 96 Volvo 850 GLT seat heaters don't work. I checked the power going to a relay looking device which I was told is a thermostat. With the key on and the seat heater switch pushed to on position battery positive is present at the thermostat. The thermostat ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1996 Chevrolet S10 LS 2.2L Cuts out, Misfire VIN: 1GCCS1943T
Thanks to everyone who offered information! What a great network. Well as we read so often at iATN tech lines and fixes, 'it's always wise to start solving the problem methodically and get back to basics.' We used snappy to sweep MAP and TPS sensors as suggest...
1994 Ford Ranger STX 2.3L slave cylinder VIN: 1FTCR10A2R
Truck is back on the road thanks to everyone who replied the problem was as many of you stated there was still air in the system. found the best way to bleed it was to remove the master cylinder from the firewall and tilt it so that the line to the slave was h...
1996 Ford Contour GL 2.0L Poor Idle Quality, Stall VIN: 1FALP6536T
Sorry this has been so long to complete, but it was one of those no particular hurry cars and it had multiple faults. Richard [...]'s post said to check the cam timing which we did and found it just as he had explained. The local Ford dealer had just installed ...
1997 Honda Civic EX 1.6L Hesitation, Misfire VIN: 2HGEJC341V
Well this one is a tough one. The customer came and picked up the car. We replaced the coil and this had no effect on the car. As far as a egr problme their was no egr system, this car has had a few mods like a header and cold air intake. I am still leaning to...
1999 Hyundai Tiburon FX 2.0L 2-1 downshift VIN: KMHJG34F7X
Transmission had internal problem not related to electronic control. Another unit was rebuilt & installed. No further problems. Disassembled previous unit to determine exact cause but did not find anything out of order. Since original post, valve body with sol...
1994 Isuzu Trooper S 3.2L limp-in VIN: JACDH58V5R
one post agreed that I had some kind of tcm problem, those code don't cause limp condition, another post said to check alt. anf third said tps, I had already checked tps and alt output before post but didnot mention so in post, sorry my fault!. customer agreed...
1993 Mercury Villager LS 3.0L Lean VIN: 4MZDV11W4P
Thanks for the replies, sorry to take so long to post a fix, the customer took awhile to get back to me, the fix for this as most of you stated was to replace the distributor, the customer decided to purchase a used one and after replacing it and driving the v...
1984 Oldsmobile Omega ES 2.8L Torque convertor? VIN: 1G3AE37X6E
A special thanks to Thomas, David and Jerry for taking time out of their busy days to answer my request for help. Although there were two suggestions to verify convertor drainback by checking the fluid level after the vehicle has been sitting overnight, I had ...
1992 Suzuki Samurai JL 1.3L No Start VIN: JS4JC31C4N
hi folks, this car is a lost cause. customer refuses to buy new parts. no used parts avail. if anyone out there has them, please email me. need coil assy. and dist. assy. again thanks john
2003 Toyota corolla 1600CC engine bay VIN: JTDKM28E10
I dont really know what fixed the fault, but the customer said the noise is away, after he came to the garage and roadtested the car with me, and is happy with it. Firstly I want to thank all who replyed to me, and offered there assistance. Toyota in the UK, h...
1995 Volvo 850 2.4L gear selection VIN: YV1LW55365
First, thanks to all of you offered. Every tip was pursued because they were all useful. Especially thanks to the ABS clues, they led us in the general direction. We were losing the speedo signal from speedometer to the TCM- it was flatlined at 12V. We disconn...
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