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Prev Professional Automotive Repair Technical Discussions for August 27, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
1998 BMW 740iL 4.4L Starting VIN: WBAGJ8323W
BMW specialists HELP. This car came to me several months ago with a "No Power While driving" complaint. This car had been to at least two other shops before getting to me. The car was dead so I put my jumper pack on it to try and start it. While holding the ke...
2000 Buick Century Custom 3.1L Input speed VIN: 2G4WS52J9Y
Hey all. Need some help on this Buick. Customer complaint is a "bucking" under heavy acceleration like a misfire. There are no codes present. I can duplicate it in the bay while brake torquing. Feels like it will cut out intermittently. I've monitored data wit...
2001 Buick LeSabre Custom 3.8L power windows power locks no interior lights VIN: 1G4HP54K71
this car come with intermittent no start no crank and i found out no interior light no power lock no power windows no radio and display incorrect driver in the instrument cluster @THE SAME TIME WHEN THE CAR WON'T START i wait like 20 min and the cars start wit...
2000 Cadillac Escalade 5.7L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1GYEK63R9Y
This GM truck idles poor and will hesitate on acceleration. Dealer told her the fuel injectors are leaking. Fuel pressure is 57 PSI engine running or not. Pressure will dead head at 75 PSI and engine will idle smooth. Spec is 60-66 PSI, so we know it is low on... Trouble codes: P0171 (Lean bank one)
1976 Chevrolet Corvette Stingray 5.7L Brake VIN: 1Z37L6S436
Hi, every one. This baby came in with a lots of problem including brake paroblem. According to the customer car has been sitting for a while ,after carburator repair and complete tune up, attempt to go for drive , find out there are no brake what so ever. When...
2005 Chevrolet Malibu 2.2L Starting VIN: 1G1ZS52F75
This car will crank and start when the key hits the run position most of the time,sometimes it will start normally ie: you have to turn key all the way to crank position. ck eng.light and all the other normal lights that come on when you turn on the key and th...
2007 Chevrolet Suburban 1500 LT 5.3L Rear Liftgate VIN: 3GNFC16097
Hello GM guys! This 06 Suburban has a Rear Liftgate that only opens halfway, then closes by itself when operated with the remote! What am I missing here? Thanks to all the great GM mentors here!
2007 Chevrolet Trailblazer LT 4.2L Stall VIN: 1GNDS13S87
Thanks in advance for your help.Customer says when he comes to a hard stop this vehicle will stall then is hard to start. This issue is intermittent and I haven't been able to get it to do it again. Basically I'm looking for a good place to start.The owner sto... Trouble codes: P0017, P0014, P0300, P0506, P1400
2008 Chevrolet Malibu Hybrid 2.4L MIL Lamp on, service hill start VIN: 1G1ZF57508
i'm getting a service hill start on this hybrid .does anybody know what this means, i would apriciate some help. Trouble codes: P1103
2008 Chevrolet Colorado LT 3.7L Front Tired Pressure Sensors VIN: 1GCCS39E78
ok guys here i am again im just having bad luck past couple of weeks. well this one is an ongoing problem from one of our cust. cust had worn tires on colorado and we replaced 2 of them took care not to hurt sensors (tpms light was on before tires were replace...
2000 Chrysler LHS 3.5L engine/flexplate??? VIN: 2C3HC56G6Y
There was no noise present after rod/main brgs & H/B. It started lightly about 3-weeks later & progressively getting worse. The sound is like a raping noise like a piston slap more than a knock, almost could describe it like the rapping noise from a cool thru...
2007 Chrysler 300 C 5.7L cylinder deactivation VIN: 2C3KA63HX7
Vehicle sent from another shop with codes. Story was issue appeared after vehicle was driven until it stopped due to overheating. Checked resistance against provided table and against the one solenoid that is not coding, all same. Scanner reports cyls 4.6.7 ac...
2005 Dodge Stratus SXT 2.4L Misfire, MIL Lamp on VIN: 1B3EL46XX5
hey guys. Gotta a 05 stratus with a 2.4 and a misfire. It has low compression on #1 cylinder. I was wondering if this is a cylinder head issue or if i should qoute out a motor. Trouble codes: P0301
2006 Dodge Magnum R/T 5.7L starting system VIN: 2D4GZ57206
Vehicle came in for transmission shifting issue. Diagnosed to be faulty input speed sensor #2. Replaced conductor plate. (this has both input speed sensors and some other electronics, and bolts to the valve body) Also did LOF and rotate. Vehicle test drove out...
2006 Dodge Ram 2500 SLT 5.9L Vibration at 45 to 65 mph VIN: 3D7KS28C96
Please help - it will be appreciated! We have a load related heavy vibration between 45 to 60 mph on this 2006 Dodge 2500 Cummins pickup. Putting the truck on the lift, and running the wheels, we can see that only the rear wheels are turning (appears to be the...
1994 Ford Taurus GL 3.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 1FALP52U6R
Hi all.I have this 94 tarus [3.0 u motor]that is giving me a real problem.Usually when it gets warmed up good it will loose comm.w/computor and starts running poorly.Sometimes car can be driven for a week or more before problem appears.The cust drives 50 mi. e...
2001 Ford Taurus SE 3.0L No Start VIN: 1FAFP53U91
Just posting a fix here. Found wire insulation missing just a couple inches up from crank sensor connector obscured by protective sleeve. The two sensor wires were shorted together. I suspect this is very common on this series Ford. The area around the wirin...
2001 Ford F-250 Super Duty XL 7.3L Poor Idle Quality, Misfire VIN: 1FTNF21F91
This 01 F250 powerstroke came in with a no start condition. We had replaced the idm about two months prior and it had the same code (faulty ef signal) as before, so i changed out the idm module again and the truck started, but ran bad (ef signal code cleared a... Trouble codes: P1293
2001 Ford F-250 Super Duty Lariat 7.3L low power VIN: 1FTNW21F71
Got a 7.3 that feels low on power from about 1/3 throttle to about 2/3 throttle. If you mash the pedal to the floor it feels like all the rest although it will never go over 14lbs boost. Here is what I have checked. Epb, Map, and Baro are all at 13.4 koeo but ... Trouble codes: P0238
2008 Ford F-350 Super Duty XL 6.4L Poor Idle Quality, MIL Lamp on, no throttle responce VIN: 1FDWW35R18
2008 F-350 superduty 6.4l diesel Has codes 2138 & 2122 Problem only occurs when moving never at idle sitting. Whe turning left (not right as of yet) and applying brakes the truck will loose all throttle control, along with the check engine light and engine "wr... Trouble codes: 2138 (Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation), 2122 (Throttle/Pedal Position Sensor/Switch D Circuit Low)
2008 Ford Fusion SEL 3.0L No Start VIN: 3FAHP08198
I have a fusion that came in with left front ignition coil melted and no communication with ecm . I found that if I disconnect the electronic throttle body pcm communication returns. I have also voltage dropped and ohm out etc motor ckt to pcm ( 0.0012 ) and ...
2004 Honda Odyssey EX 3.5L main bearing cap side bolt VIN: 5FNRL18674
i have coolant seepage from the main bearing cap side bolt that is located directly above the oil drain plug. i would expect an oil leak but not coolant. is this a sign of a major problem or simply pull bolt and add sealer to it. thanks in advance
2000 Jaguar S-Type 4.0L pats VIN: SAJDA01D2Y
this post is to up date one from a few months ago installed used motor in car much easier than looked no start pats code only had one key so i did not try to relearn untill customer brought 2 new keys dealer charged him 500.00 for them told him no on else coul...
2003 Jaguar XK8 4.2L Power Windows VIN: SAJDA42C43
Thanks in advance! Customer says power windows, both but not at same time, drop randomly in parking lot. A centimeter sometimes two. Heat, garage, raining doesn't seem to matter. Several times a week. She relearns the windows each time just to be sure. We disc...
2000 Jeep Cherokee Limited 4.0L MIL Lamp on VIN: 1J4FF68S7Y
This jeep has been a pest for the last two months.a couple of weeks after replacing ldp,customer called to say the light was on again.i checked codes and this time it had a p1495!performed a smoke test,and fond the vac hose for the pump that is on the intake h... Trouble codes: P1494 (Leak detection pumpswitch or mechanical problem)
2003 Jeep Grand Cherokee Overland 4.7L Air Bag VIN: 1J8GW68J43
Sorry, this is long winded Vehicle Came in with a Dead Battery...Customer Said that the Tow Truck Driver Hooked Up the Cables and it still wouldn't crank over. Tapped on the starter and it started. when it got To Us, the Engine ALWAYS Started! Tested Powers, G...
2002 Lexus IS300 3.0L Misfire, MIL Lamp on VIN: JTHBD19232
hi guys got this one second hand. the timing belt was repaced and after install it runs on four cyds and has no spark a idle. rev up the eng past 2 grand and has spark. have checked compression and leak down all ok. it wont set the missfire codes right away bu... Trouble codes: P0301, P0306
1993 Mercury Villager GS 3.0L shifting VIN: 4M2DV11W3P
THis van came in with an intermittent problem.While driving and you are accelerating, the trans shifts VERY quickly from 4th to 3rd, and the OD light flickers on, It is very intermittent. I have run a sweep test on the TPS and checked all connections and wirin...
1997 Mercury Villager GS 3.0L Hesitation, Surge, Misfire VIN: 4M2DV1111V
This van came in with a problem of having no power and running bad hot the cam sensor took care of that but now i have a missfire under load all the time. I was getting weak spark so we replace the coil it is better but still not right. Check timing to make su...
2007 Mini Cooper S 1.6L misfire, lean fuel trim VIN: WMWMF73537
I have checked timing, cam tool locks on, all pistons even. I tried to use crank holding tool, but that would not line up, I've read this happens with automatic flex plates, holes not lining up correctly. So I measure all the pistons at the same height as my c...
2007 Nissan Frontier SE 4.0L engine VIN: 1N6AD06U87
there is a noise like a bad idle bearing in the motor. we pulled the belt off and the noise is the same. seems like it is coming all over the motor and changes with engine rpm. we suspect a water pump but have never worked on one of these. the pump is run by t...
2009 Nissan 370Z Touring 3.7L Security system VIN: JN1AZ44E09
Car was working normally After locked overnight client car would not start Doors are locking/unlocking normally. After locking, security indicator light is steady on for some time and then stars blinking. Both green indicator lights blinks normally when car ...
1969 Plymouth Satellite 5.2L Vacuum Canister VIN: RH27696289
I am restoring the HVAC on this 69 Satellite,, and can not find where the Vacuum Canister is mounted.I believe under dash, but have no clue...I looked at 1967 B Body, and see nothing there, and find no where under hood. Please help!
2001 Porsche 911 Carrera 3.4L plug replacement VIN: WP0AB29941
Calling Porsche Gurus to give some insight on the best way to replace spark plugs on this turbo 911. Alldata is pathetic, looks like I need to pull the bumper or the turbos to access the heat shields, to access the coils. Any wisdom would be appreciated. The c...
1995 Subaru Legacy L 2.2L Cuts out, Stall VIN: 4S3BK6359S
OK, I we have a 95 Subaru Legacy here that is driving us nuts. The car will randomly stall at idle. When this happens, it just shuts right off. There is no roughness, fluctuation, doesn't run bad, no warning or anything, just abruptly shuts off. It will start ...
2003 Suzuki Aerio S 2.0L MIL Lamp on VIN: JS2RA41S43
Replaced engine with used one from Japan engines with 53K on it. It starts and runs fine but keeps setting P0335. Pulled trans and replaced Crank sensor with one from World Pac--OEM part. Still setting code. Checked Ohm reading on new sensor and the old one an... Trouble codes: P0335
2003 Toyota Camry SE 2.4L balance shaft VIN: JTDBE32K43
customer brought this 2003 camry 2.4l into the shop with a complaint of a whirring sound at front of engine . upon further examination the timing chain and guides were quite worn. timing chain , oil pump chain and all guides and sprockets replaced . same sound...
2007 Toyota Prius Touring 1.5L MIL Lamp on VIN: JTDKB20U87
Vehicle came in for a 100k mile service. Customer stated check engine light on. Found p0016 code for crank/cam correlation issues bank1 sensor 1. Serviced vehicle and oil was dirty... changed oil and filter and added a little transmission fluid for cleaning. M... Trouble codes: P0016 (Crankshaft position /cam shaft position correlation bank 1 sensor 1 problem)
1998 Volvo S90 2.9L Engine VIN: YV1KS9605W
Replaced the cylinder head gasket on this fine vehicle. Car origninally had low compression on start up. Found the head gasket leaking into cylinder 2. Pulled the head off. Fixxed a broken head bolt. Had the head remachined. Installed the head gasket,started u...
2008 Volvo V70 3.2 3.2L Accessories
This Volvo has an electrical concern that renders the radio inop, a message that says the service park assist needs serviced, all the lights in the dash will come on, gauges go inop and possibly other electrical accessories inop. When you hit a bump it will al...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 BMW 330Ci 3.0L headlights VIN: WBABW53405
Thank you for all of the help. Although I was never able to prove the lighting control module to be bad, I finally came to the conclusion that it wasnt seeing the feedback from the left headlamp and the module didn't know where it was aimed. Gave up and replac...
2005 BMW X5 4.4i 4.4L Brake Hydraulics VIN: 5UXFB53545
2003 Buick LeSabre Custom 3.8L High RPM VIN: 1G4HP52K93
Thank you to all that sent help requests. The problem turned out to be the ECU. The wiring at the TPS and at the computer were always steady when voltage was jumping around. One small problem when getting an ECU, the dealer showed one computer for the vehicle....
1999 Chevrolet Silverado 1500 5.3L No Start VIN: 1GCEK14T7X
hi guys thanks for all the reaplies rod got it right the scanner showed 5 volts on passlock data replaced cylinder and it showed3.5 volts did security learn and it fired right up...sorry took so long to reply but wanted to make sure it was fixed
1999 Chevrolet K2500 Suburban 7.4L Cuts out VIN: 3GNGK26J9X
thanks for all the responses. we put another delco pump in it & that did it. just as a note,the first pump was an O.E.M. delco pump too.that's what kind of through me off. thanks again.
2003 Chevrolet Silverado 1500 5.3L Starting VIN: 2GCEK19T53
Customer decided to take it to the dealer. If i hear from him I will pass on any good info.Thanks for the help any way .
2005 Chrysler Pacifica Touring 3.5L brake system VIN: 2C8GM684R5
Thanks guys. for everyone who working hard everyday and still spend time to help another. Finally the problem turn out the master cylinder! this morning we try to bleed the ABS system with scanner but the same problem. with the new master cylinder, it fix. ...
2002 Dodge Intrepid SE 2.7L Hesitation, Misfire, MIL Lamp on VIN: 2B3HD46R12
well guys oem sensors ntk fixed my problem! never bosch again! thanks for all the help on this 1 guys and everybody have a safe labor day weekend! greg Trouble codes: P0152, P0132.
2006 Dodge Ram 2500 SLT 5.9L compressor VIN: 1D7KS28CX6
The add-on relay got it working long enough (about 30 to 40 minutes) for the clutch coil to heat up and pull 11 to 12 Amps. This is what I suspected killed the transitor in the TIPM, but wanted to be sure. New compressor had 3.5 ohm resistance and pulls 4 Amps...
1995 Ford F-350 XL 7.3L No Start VIN: 1FTJW35F9S
Many many thanks to all that replied. This truck seemed to have issues going in all directions at once. From the related repair, I had rebuilt the wiring harness due to fuel contamination and after pin testing the PCM directly, got the same results. Install... Trouble codes: P0344.
1995 Ford F-250 XL 7.3L Mechanical
I received a lot of replies so thanks everyone for the help. I went in this morning and checked the booster by pumping the pedal before I started it and held it when I started it and the pedal did drop a little. I pinched off the LF brake line and test drove a...
1999 Ford F-150 5.4L overdrive
tech fixed, please close...
2001 Ford Windstar LX 3.8L abs module VIN: 2FMZA51401
thank you for all the replies. customer has elected to drive vehicle as is. we did not repair the for lack of access to scantool.have a good to everyone.
2003 Ford F-350 Super Duty XLT 6.0L lack of power VIN: 1FTWW33P73
hey guys thank you for all that replied. i finally got it figured out after doing all this testing to the turbo, i decided to go back and check the IPR valve that i had replaced aftermarket i replaced it with an OEM went back and reset KAM memory now the truck... Trouble codes: P132B.
2004 Ford F-350 Super Duty King Ranch 6.0L MIL Lamp on VIN: 1FTWW32P74
Well, thank you all for your responses. Very informative, however, my question in this post was not about the fan (we knew we had a harness issue, and we fixed it by running a redundant wire for now). It was about the strategy regarding the egr throttle plat... Trouble codes: P0407 (Exhaust Gas Recirculation Sensor B Circuit Low), P0488 (EGR Throttle Position Range/Performance), P0480 (Fan 1 Control Circuit).
2010 Ford F-150 FX4 5.4L Compressor VIN: 1FTFW1EV7A
Ended up putting a new pressure transducer and that made no difference at all, so I was going to replace the thermistor but ford said cannot buy it u have to buy the whole heater evap case with the evap and heater core included at a cost of 655.00 so here's wh...
1998 GMC K3500 Sierra SL 5.7L Poor Idle Quality, Surge, Stall VIN: 1GTHK34R3W
Well it's been awhile now and the customer hasn't brought the truck back. We disconnected the electrical connector at the purge valve and the problem has not occurred since (I did speak with the customer last week). So we still don't know why it is trying to p...
1990 Honda Civic EX 1.6L No Start VIN: 1HGED4664L
Thanks for all of the replies and helpful information on these older Honda's. I ended up replacing the igniter with a new one from Honda as well as a new Honda cap and rotor, which I was surprised came as kit with both parts. I think that if I ever need to rep...
2004 Infiniti G35 3.5L valve train VIN: JNKCV51EX4
sorry we took so long to close.. the timing chain tensioner in the pass. side cylinder head was the problem. but cust. would not let us fix the car. he was going to drive it to the end..Thanks for the responses...
1991 Mercedes-Benz 420SEL 4.2L downshifts while driving VIN: WDBCA35E9M
A really big thanks to all who responded with help advise, pulled valve body, and plate with secondary valve body, found filters and cleaned them, one was pretty clean, the other was all kinda sludged up, cleaned and reinstalled, shifts better than it did befo...
1997 Mercedes-Benz E420 4.2L Unsure VIN: WDBJF72F3V
First I would like to start by thanking everyone who helped on this fix. Alfiero [...] all took time answer my request, we really appreciate it. Several of the answers w...
2003 Suzuki Aerio GS 2.0L No Start, Misfire VIN: JS2RB41S13
hey guys thanks for the help. After checking wave form on the cam sensor found it to be erratic when the car was misfiring. Replaced sensor and vehicle runs fine. Trouble codes: P0727 (Engine speed input circuit no signal), P0300 (Random misfire).
2006 Suzuki XL-7 Premium 2.7L No Start VIN: JS3TY92V36
ok guys got this thing fixed acadently pinched a wire going to the cam sensor cause it to get connection sometime and sometime not but everthing is all ok now got it fixed and running good thanks
2000 Toyota Sienna LE 3.0L ignition lock VIN: 4T3ZF13C4Y
Thanks to everyone who read and responded to my post. I did call the dealer with the VIN and they told me it wouldn't need to be programed. They ordered me a new lock cylinder for it. We got the vehicle in and removed the old one to find it was either a securi...
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