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Prev Professional Automotive Repair Technical Discussions for August 9, 2008
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Open Help Requests for All Makes and Models
Help Request Answers
1998 Audi A4 2.8L Misfire, MIL Lamp on VIN: WAUDD68D7W
To all the Audi technician, this car came to my shop and the check engine light was on. The speedometer didn't work and the ABS light with the oil light flashed at the same time. The brake light is on and i replaced the spark plug, spark plug wire, ignition co... Trouble codes: P0302, P1141, P1129, P1127, P0306
1997 BMW 540i 4.4L steering wheel VIN: WBADE5328V
We got this car in and it has a 55mph vibration.And pulled to the right on hard braking. It has all new calipers/pads/rotars.brake clips. We checked every bushing and joint and they all look to be good beside 1 minor hair of a beginning tear on 1 of the thrus...
2002 Buick LeSabre Custom 3.8L Misfire, MIL Lamp on, P0300B VIN: 1G4HP54K02
This is the first time I have issued a help request so thanks in advance for any help in this matter. This car has a very intermittent misfire; a P0300B is set when this occurs. The MIL flashes during the event. I have driven this vehicle 90 miles between thes... Trouble codes: P300, P463
1999 Chevrolet Silverado 1500 5.3L converter VIN: 2GCEC19T7X
I'm a Chrysler tech and trying to help out my cousin with the truck he recently purchased. I code tested it with a Chrysler scan tool in generic mode. Also looked at the limited data and found nothing unusual. With a volt meter checked tps and was smooth. The ...
2000 Chevrolet Astro 4.3L No Start, Stall VIN: 1GNEL19W6Y
Hi everybody, and thanks in advance for your time to read my request. About 6 months ago I replace the battery, then a few weeks later came back with no start, the tow truck driver couldn't get it to start either, so once he got it off of the tow truck, it sta... Trouble codes: U1255 (Genetic/class 2 Communication)
2000 Chevrolet S10 4.3L Drive Cycle VIN: 1GCCT19W9Y
Replaced & Flashed VCM 3mo. ago for trans solenoid driver issue . Have tried to get thru drive cycle for Emissions Test but has only passed oxygen sensor, will not run remaining. cold criteria cannot be met as nite temp in Phoenix is higher then max startup te...
2002 Dodge Ram 1500 Truck 5.9L No Start VIN: 1D7HU18Z72
hello im in a pinch hear, i was having a issue with the oil pressure gauge going to 0 when hot at idle, i have put a jasper long block in 4 months ago, and since then threw a oil sending unit in it, with no luck, i traced and checked all wirring to the comuter... Trouble codes: 1686 (no comm. to skim)
1997 Ford Contour GL 2.0L Poor Idle Quality VIN: 1FALP6532V
Vehicle has 2 problems First one is the blinking O/D light. I just put a new TSS and VSS sensor. The new Ford part for the TSS looked different.Turbine/vehicle speed sensor The end of the old TSS part had a small magnetic tip.The new part did not.The new part...
2000 Ford Taurus SE 3.0L dlc VIN: 1FAFP58SXY
Hey guys. Here in NH we do a obd plug in emissions test. My problem is that when I plug into the dlc my emissions computer cannot connect to the vehicle. I tried a known good vehicle and had no problem communicating. With a scan tool I can communicate fine wit...
2001 Ford Escape XLS 3.0L cruise control VIN: 1FMYU01121
The replacement cruise control deactivation switch needs to be adjusted for length upon installation. The new OEM switch is a different design than the original and does not have the external knob for this adjustment, but there is no literature about how to ad...
2001 Ford F-550 Super Duty XL 6.8L 1-2 &2-3 shifts VIN: 1FDAF57S61
I need advice with this 2001 Ford dump truck...Trans has trouble codes PO781 and PO782 stored in memory. This truck takes along time to shift into 2nd and it needs alot of RPM's to get it to shift. While in 2nd if you step hard on the gas the truck will Rev up...
2002 Ford Explorer Sport Trac XL 4.0L Cuts out VIN: 1FMZU77E32
Thanks in advance to everyone who takes the time to read this. I have this explorer that has a problem when accelerating. At about 3,000 rpm it feels like the conv is clogged. I pulled both o2 sensors and it still does it. There are not any codes at all. The c...
2004 Ford Mustang 3.9L lack of power
this mustang have lack of power under acceleration. i check the fuel pressure. alldata is specs is koeo 40-50psi idle 30 but the my mechanical pressure gauge is at cold start its about 33 then after warm up it jump to 45-56 psi. if i disconnect the vacuum to r...
2007 GMC Sierra 2500 HD Classic SLT 6.6L MIL Lamp on VIN: 1GTHK23D97
Greetings to all. Need some help with a duramax. Several months ago truck came in with mutiple codes, poor run and blowing black smoke. Another tech scanned and diagnosed it and asked me to help. At that time it had turbo over boost codes, egr codes, and I bel... Trouble codes: P0402
2001 Jaguar S-Type 3.0L exhaust VIN: SAJDA01C11
car came in with stalling problem from cracked breather elbow . replaced elbow upper and lower intake gaskets, plugs and coils. coolant hose mistakingly put on wrong tb nipple resulting in coolant going into intake etc. car misfired and stallled . put hoses on...
1988 Mercury Cougar LS 5.0L Fuel Fill up slow
I hate when an OLD car stumps me - to the problem ... The car will consistantly kick off the fuel fill nozzle at a gas station - takes him 10 minutes to get 10 dollars worth.( Multiple stations so the problem is the car ) I lowered the gas tank and made sure n...
2004 Mercury Mountaineer 4.0L engine VIN: 4M2ZU86K14
Need opions here...The Harmonic balancer was replaced on this engine five months ago and approximatly 7,000 miles ago. It had seperated and Ford knew this was happening and redesigned the balancer. This engine started to develope an engine tap, not a miss, jus...
2003 Mitsubishi Diamante LS 3.5L Hesitation, Cuts out, Stall VIN: 6MMAP67P33
This is a tricky one any and all help would be appreciated. I have a '03 diamonte in my shop with a hesitation problem. The problem only occurs under 1/4 tank of gas and going around a left hand turn on acceleration. While fault is occuring there is a massive ...
1999 Nissan Maxima SE 3.0L hard starting VIN: JN1CA21DOX
Cranks over like the timing is too far advanced. or there was water in the dist cap. Has no cap. if I jump the starter with the key off it cranks normal. Have seen other vehicles with the knock sensor code and they start fine.Checked the resistance of the wire... Trouble codes: P0325 (knock sensor circuit)
1999 Volkswagen Gol CL 1.6L Safety VIN: 9BWA37314X
My customer lost the keys. I need the code from the immo to recode the new key. Can some body help me to get the old code. The numbers from the ecu are: [...]; IMMO VWZ9Z0W; 8002557 V01; thank you
2000 Volkswagen Jetta GLS 2.0L expansion valve VIN: 3VWSC29M1Y
This vehicle came in with warm air blowing out vents. I hooked up gauges and found that the low side pressures were flucuating between 50 and 60 psi. High side was around 100 psi. Repaced expansion valve, evacuated and charged with 26 oz 134a. Now my low side ...
2002 Volkswagen Golf GL 1.9L Excessive Emissions VIN: PBWGP61J42
Hello Fellow Techs. I have here a 2002 VW Golf with a 1.9L TDI that is blowing black smoke under light/moderate acceleration only around 2200/2300 RPM. The engine will bogg down, black smoke pours out the back, and then around 2500 RPM, she smooths out, and ac...
2003 Volkswagen Jetta GLI 2.8L Mechanical VIN: 3VWVH69M63
car has a buzzing noise from the trans. area, not when cold after aprox. 15min. of normal driving. only does it in second and forth gears? loudest in second gear going uphills between 1800 rpm and goes away after 2800 rpm. ckd for loose shields around axles,sh...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1996 Buick Skylark Limited 2.4L transmission VIN: 1G4NJ52T5T
The park actautor rod was broken. Took the side cover off and found the end of the rod broke. Will replace this week. Not to bad once the side cover is off. Thanks to all who replied and the insight from those of you on how to approach the repair. The IPC is c...
2005 Chrysler Town & Country (Van) LX 3.3L cluster and radio VIN: 2C4GP44R05
Last day at this job so I need to close this without a fix. I did drive the vehicle for 400 miles while monitoring voltages at the battery and the shared ignition feed for the cluster and the radio, everything worked perfectly. Some things that were suggested ...
1991 Ford F-150 Custom 5.0L Dual tank system VIN: 1FTDF15N2M
WOW. Great replys. The fix was the rear tank pump return was blocked at the pump. Replaced pump and that did it. This pick up does not have a selector valve mounted on the frame. Thanks again to all.
1999 Ford Windstar LX 3.8L battery VIN: 2FMDA5146X
Well, Patrick and others were wright about about testing procedures. If you disconnect the negative and use a test light the gem module will stay on trying to power stuff up. I pulled the battery out and left it on a automatic charger over night and the thing...
2000 Ford Contour SE 2.0L Poor Idle Quality, Surge, Cuts out, Stall VIN: 1FAFP6638Y
This car belonged to the shop manager and he decided to farm it out to someone else . When we got the vehicle back it ran well and the charging system worked . We were told that there was a gap in '99 and 00 model years and the alternator we recieved was incor...
1992 Oldsmobile 88 Royale 3.8L No Start VIN: 1G3HN53L8N
after much difficulty removing the bolt which holds the harmonic balancer on,(i had to have a helper lock the flywheel down while i used a 3 foot cheater bar) i replaced the crank sensor and all is well.i also cheded the wires running behind the waterpump and ... Trouble codes: 17 (rpm signal).
1999 Oldsmobile Intrigue GX 3.5L Excessive Emissions, Poor Idle Quality, Hesitation, Stall VIN: 1G3WH52H7X
thanks guys for all of the help. sorry it took me so long to close this, but i was waiting intill we got the customer back in here and looked it over with ya advive. we pulled the vac hose of the regulator and fuel just pored out, so we replaced the fuel press...
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