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Prev Professional Automotive Repair Technical Discussions for June 12, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
2001 Acura MDX 3.5L front drive axles VIN: 2HNYD18411
i hear a constant knocking,rumbling noise,mainly on acceleration,and especially on turns..seems to be axle related,can not states is internal trans problem..any and all help would be appreciated..thanks,Charlie
1985 Audi 100 CD 2226CC compressor VIN: WAUZZZ44ZG
I recently bought this vehicle for my daughter, this vehicle has climate control,the a/c compressor did not come on, i found a temp. sensor (two pin 120deg)that seems faulty, when this is disconnected the compressor comes on. This switch must also control the ...
1992 Buick Roadmaster Limited 5.7L Surge VIN: 1G4BT5378N
This engine use a negative back pressure vaccum operated EGR valve with an ECM controled vaccum solenoid that should be modulated with variable duty cycle at a frequency of 32 hz according to mitchell database... On the Genisys or Snap-on scanner, I get absolu...
1993 Cadillac Fleetwood 5.7L Compressor VIN: 1G6DW5273P
The A/C compressor on this Fleetwood will not engage. The ECM is keeping the A/C compressor disable relay disabled at all times. If we open the circuit between the A/C compressor disable relay and the ECM, the A/C compressor will engage. When we enter diagnost...
1972 Chevrolet c10 350CID fuel gauge VIN: CCE142Z142
Customer brought the car in a 3 weeks ago. One of the problems was the fuel gauge never moved. I disconnected the the sending unit wire and the gauge went to full, When grounded the gauge reads empty. Removed sending unit and ohms tested sender. Sending unit w...
1999 Chevrolet Cavalier 2.2L Surge VIN: 1G1JC124XX
Hi techs, this is my brother-in-laws car and it is giving me fits. While driving at highway speeds it will sort of surge. What it feels like is getting hit by a stong headwind. It doesn't do it all the time. You can drive it for miles and never do it. There ar...
2000 Chrysler pt cruiser 2.0L power steer pump VIN: 1C8FZBB921
Customer complained of difficult steering intermittantly. Found power steer pump leaking from main seal.Our research tells us that these pumps are sealed and non servicable. Our power steering repairer has nver had any of these pumps in for repair but believes...
1998 Dodge Ram 2500 Truck 8.0L piston VIN: 1B7KF23WXW
Hi, this Dodge pickup came in with a tick in the engine. Removed the engine to find #1 and #6 pistons broke/melted at ring land on exhaust valve side of the piston. I can fix the engine, but I need to find the cause. Has anyone else had experience with a probl...
2002 Dodge Intrepid SE 2.7L colling system VIN: 2B3AD46R02
this has been a strange overheating problem. runs fine at highway speeds. overheats at a stop. cooling fans both runat high and low speeds. fans step up in speed as temp increases. vehicle came in with intermittant crank but no start complaint. would restart a...
1997 Eagle Vision ESi 3.5L Misfire VIN: 2E3HD56F2V
nned help own a shop in md this is the second 3.5 ive had with the same problem dead #5 cly after taking compression test ok and checking for spark ok injector pulse ok i replaced the wires and plugs and the one injector in the first car did not help have anot...
1999 GMC Safari SL 4.3L drive train VIN: 1GKEL19W9X
Customer complaint was that the vehicle was jumping when making a left or right turn on exceleration. Kind of like a jumping or skipping feeling. Any help would be greatley appreciated.
1998 Jaguar XJ8 4.0L cylinder compression VIN: SAJHX1247W
Driver of vehicle claims low coolant light came on and engine stopped running within a minute or two.Found upper radiator hose blown of.My guess at this point is engine was run hot and blew hose off causing low coolant light to come on then seizing engine. Car...
1990 Mazda RX-7 GXL 1.3L shifter VIN: JM1FC3318H
Another shop rebuilt the trans and the shifter will move and feels like shifts into another gear but is stuck in reverse or other times possibly fifth any ideas.
2005 Mercedes-Benz S 350 3.5L Steering Wheel VIN: WDB2201676
The car came with a complaint of High frequency whistling noise while steering.And we observed that this noise is present only when A/C is on. and engine at idle speed.this is a high freqency whistling noise clearly audible inside the passenger comartment when...
1997 Plymouth Grand Voyager 2.4L No Start VIN: 2P4GP44B6V
I've got this Caravan/voyager that will only run about a minute cold,then I can watch on my OTC Genesysis scanner the theft mode change from no to yes.I then lose injector pulses,spark ok.No codes stored.The warmer the system gets,ie,the longer the key is on,t...
1990 Saab 9000 S 2.3L Compressor will not engage VIN: YS3CKS8B4L
Hello all. This is for my sisters car that I service from time to time. I tried to get the A/C functional for a couple hours this morning but with no manual, I am sorta in the dark. Everything mechanical is fine, I fact it will cool nice if I jumper the compre...
2002 Subaru Outback 2.5L Poor Idle Quality, Surge VIN: 4S3BH66552
I need some help on this one. Subaru came in with a complaint of barely running. Noticed a knocking noise in front of engine right away. Found timing belt tensioner shot. Thought maybe it had jumped time and or maybe knock sensor was picking up noise and retar...
1983 Toyota Pickup DLX 2.2L Diesel Problems VIN: JT4LN44D1D
Hello diesel experts! I have a 83 Toyota 2.2L Diesel pickup. Has run well in past with no issues. Recently, it developed a problem where it would not start unless given a shot of starting fluid. This problem rapidly evolved into poor idle, excessive smoke, and...
1994 Toyota 4Runner SR5 3.0L Poor Idle Quality, Hesitation, Misfire VIN: JT3VN39WOR
Thanks in advance for your help. Truck came in with rough idle. Customer had just replaced cap and rotor. I did a visual on the cap and rotor and the wire routing and it was OK. The truck still missed, removed cap and rotor and installed old cap and rotor and ...
2004 Toyota Land Cruiser 4.7L Sound System VIN: JTEHT05JX3
Hi everybody, i have this new Toyota Land Cruiser that has no sound for the radio. The radio, tape & CD are working but no sound, i removed the fuses for the radio & Amplifier and fixed it back still the same, i beleive the problem is from the amplifier can so...
1989 Volvo 740 GL 2.3L MIL Lamp on VIN: YV1FX8851K
Hey Volvo techs. Have this Volvo that keeps setting these lean codes. Emmisions before cat. confirms a lean codition. Intake hose and PCV system did have leaks and repaired. Found Throttle switch to be bad in that it would not be closed. MAF shows a voltage of... Trouble codes: 113

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Buick Park Avenue 3.8L light on VIN: 1G4CW52K1X
i have not been able to get the customer back in , i will update when he comes back in. i was not aware of two sensors on this buick , i would like to check this one out now that i have info for the proper wireing.
1993 Cadillac Seville STS 4.6L Ride control VIN: 1G6KY5298P
Thanks to all that replied. After an exhaustive search I found an accelerometer in a bone yard. Unfortunately it doesn't look any better than the one I removed but it works. It looks like they only used these on the 93's that's where the problem came in. No on...
1994 Chevrolet Camaro 3.4L abs motor pack
First off, thank you all who replied. I also posted on the TDF and got this great link: =1&st=1&i=1&m=315&t=gm_brakes&sk=48&k=gear%[...]&p=1&v= gm&s=brakes&search=1 iATN TechMail - GM-Brakes: 95 O...
2000 Dodge Ram 1500 Van 5.2L ABS light VIN: 3B7HF12Y7Y
This customer keeps postponding to return for repair as he is so busy and I don't want to wait any longer, so I decided to close my post now, but I will post again when he shows up later. Many thanks to all who reply my post./Charles.
1996 Ford Taurus GL 3.0L MIL Lamp on VIN: 1FALP57U4T
Youknow the old deal about good news and bad news??? Most respondents were correct that the exhaust did not have to be dropped to access the VSS. For those of you that don't live in the 'road salt belt', you have no idea what a big deal that would be. So - rem... Trouble codes: P0500 (VSS Malfunction).
1995 Isuzu Trooper RS 3.2L Check trans light VIN: JACDJ58WO5
Performed flush and fluid and filter service no unordinary amount of metal in pan.Checked grounds to tcm and sent on its way.Customer reports normal drive all the way back to steamboat.Can not tell you what long term is going to develope I Think it will by thi...
2001 Oldsmobile Intrigue GX 3.5L Suspention VIN: 1G3WH52H51
Hello and thank you to all who offered help. I would not have beleived it. It was as several of you suggested, the wheel bearing. The old one looked perfect, no noise or looseness of any kind when removed from the vehicle and checked by hand. The car is now ...
1992 Subaru Legacy L 2.2L have oil in coolant
reassembled engine and installed, ran for several hours in stall, no oil in coolant. when engine was disassembled pressure wash block, heads, radiator, heater core. on hard test drive noticed a little oil in coolant, don't know if residual or new. customer wan...
1997 Toyota Camry CE 2.2L Low oil pressure at idle VIN: 4T1BG22K6V
The gasket on oil pick up tube was the problem. It's sucking air and cause oil pressure to run low. On this particular vehicle, oil check valve located under oil pump. We replace another oil pick up tube gasket. Vehicle put out 14 psi at idle also a new pressu...
1999 Volkswagen Jetta GL 2.0L fuel and temp guages VIN: 3VW34H9673
firstly;thanks for all of the replies .I followed some of the suggestions and indeed found that the car in fact needed an overlay harness and most likley an instrament cluster,with this and given this car wasnt worthy of the added expence to recondition ,I kic...
2000 Volkswagen Cabrio GL 2.0L Hesitation VIN: 3VWDC21W1Y
the car is finally fixed,thanks to you who responded to my help message.everyone that responded said that the mass air flow meter would fix the car,and it did.i purchased a remanufactured air flow meter from volkswagon for $62,i could not believe it was so che...
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