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Prev Professional Automotive Repair Technical Discussions for November 28, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2002 BMW M3 3.2L Transmission VIN: WBSBL93482
92,029 miles on the clock. Hx - Hydraulic Pump and SMG Relay replaced a year ago (at another shop). Customer states that the car has a bit of a light "shudder" when going up/downhill, delays in transmission shifting, "Service Engine Soon" light has blinked a ...
1995 Cadillac Fleetwood 5.7L No Start, Surge, Cuts out, Stall VIN: 1G6DW52P6S
This cadillac is a limo for a local funeral home so it does alot of sitting in heated storage and a lot of idling. It has the 5.7l LT1 engine with the optispark ignition. The problem started in Nov. 2009 right after the funeral home purchased the limo(69,740 m... Trouble codes: 16 (low resolution pulse failure)
1998 Chevrolet Monte Carlo LS 3.1L front strut mount bearing VIN: 2G1WW12M5W
1998 monte carlo has a binding front strut mount bearing.the assembly is up inside the tower. i have replced 100's of struts but never one like this.any help on how to replace the mount and possible spring and if any special tools are needed would be appreciat...
2002 Chevrolet Express 1500 5.7L Misfire VIN: 1GBFG15R72
I have been over and over this vehicle. Replaced distributor cap, distributor, checked vacuum from oil dipstick tube with pcv blocked and found no vacuum to rule out intake leak. Misses on random cylinders, if distributor cam sensor is unplugged the tech 2 wil... Trouble codes: P0300 (Misfire)
2006 Chevrolet Impala LT 3.5L MIL Lamp on VIN: 2G1WT58K76
Hi fellow techs. I have this 06 impala that will set a p1174 cylinder imbalance code and will not pass emissions test. my info is very limited on the p1174. mitchell is vague on it. i have smoke tested intake with no leaks found. fuel pressure is 58psi running... Trouble codes: P1174
1996 Dodge Intrepid 3.3L radiator fans VIN: 1B3HD46T5T
when engine is cold or hot both radiator fans are running on high speed, they first start out on lower speed than 10sec. or soo they go to high speed.. coolant temp is reading ok on obd2.. poss in op rad fan switch?
2000 Dodge Dakota 4.7L MIL Lamp on VIN: 1B7GG22N1Y
First Replaced Coolant Temp Sensor P0118 Comes Back With in Seconds Of Clearing PCM C1 Connector Pin 17 5V Supply Only Shows Up .01V. Is This A Bad PCM Or Where DOes The 5V supply come from? Trouble codes: P0118, P1281
2006 Dodge Ram 1500 Truck TRX4 5.7L Low Reverse Solenoid VIN: 1D7HU182X6
Truck came in today, customer complained of high RPM, transmission slipping and check engine light on. Scanned vehicle had DTC P0750 code present. Code is LR solenoid open/shorted to ground/voltage. Tested pin #19 at PCM C4 connector through LR solenoid back...
2008 Dodge Grand Caravan SE 3.3L Tcs VIN: 2D8HN44H78
Hi Dodge TECH. This Dodge Caravan have a TCS problem. The wheel will lock up while drive. The ESP and Trac Control light will come on and go. According to Mitchell, it say to diagnose AND repair DTC C1219-STEERING ANGLE SENSOR ERRATIC PERFORMANCE before other ...
2003 Ford Taurus LX 3.0L 1-2 and 2-3 shift VIN: 1FAFP55U03
Long sad story. We have done many of these taurus/windstar AX4Ns in the past with stripped pump shafts. Never had a problem, the miles were so low on this car I almost just put a converter in it, but wanted to make sure it was all Ok. I have a friend locally w...
2007 Ford F-150 King Ranch 5.4L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTPW12V17
This truck was brought to us two months ago with what appeared to be a misfire. We determined that it needed new plugs and boots. After repacement the truck ran better and smoother. Truck was again brought back to us about one month later with a faint gasoline... Trouble codes: P0420
2007 Ford E-250 4.6L Heater VIN: 1FTNE24W77
I have this e-250 van that will not change from defrost to heat(floor)mode.the vacuum switch on the dash control has resistance when you turn to different positions,as if it's still ok,but when you move it to different positions,you don't hear any doors moving...
2007 Ford Fusion SEL 3.0L Poor Fuel Economy VIN: 3FAHP021X7
This is a new customer who is complaining about his car dropping from 27-29 mpg to 22.4 mpg. After asking him about driving habits, summer vs. winter mileage and other factors he is adamant that the nothing has changed except the mileage. I scanned for codes a...
1996 Honda Civic HX 1.6L Poor Idle Quality VIN: 1HGEJ7221T
1999 Honda Civic EX 1.6L Fan VIN: 1HGEJ8242X
Hello, I'm stumped and I'm not ready to ask another tech in the shop for help. This civic will overheat and the reason being is that the fan will not come on. I have checked all of the fuses and relay on the wire diagram from alldata. I also have 12 volts ever...
2002 Honda Civic HX 1.7L guage, rough running VIN: 1HGEM21742
Hi freinds this car is actually fixed from dealer but I need some input. Customer sent us a invoice from the dealer today stating I ruined this cars ECM. Please read their invoice & give me some honest feed back. Complaint- battery light, check engine light on...
2003 Infiniti G35 3.5L Preignition VIN: JNKCV51E33
Hello gentleman, we have a 2003 infinity g35. The car came in with a pinging under light load. I scanned the car-no codes we performed a fuel induction service & decarbonization this made no difference. I monitored the timing, in gear ,brake applied. The engin...
1993 Isuzu Trooper LS 3.2L Stall, MIL Lamp on VIN: JACDH58W6P
Customer Had Timing Belt Changed. On Test Drive, SES Light Came On And Stalled. Brought Vehicle Here, Got Code 14 From ECM. Data Shows 14a At -36(F), 14b At 32(F). This Reading Is KOEO, KOER. Never Changes When Running. Test Says Disconnect Sensor. I Disconnec... Trouble codes: 14 (Coolant Temp. Signal Low Or Shorted)
2000 Jeep Grand Cherokee Limited 4.7L Surge, Cuts out, MIL Lamp on VIN: 1J4GW58N1Y
The Jeep came in with a check eng. light complaint and runs rough. The code is a p1391(int. loss of cam or crank sig). The customer had already tried installing a cam sensor and it didnt fix the problem. We have tried both a cam and crank sensor in it with no ... Trouble codes: P1391
2003 Mazda Miata 1.8L ignition lock VIN: JM1NB35353
2003 Miata, need to get the ignition lock cylinder out, is that possible? Aldata doesnt have a clue, dont see anything on here in search. Reason is vehicle was stolen and later recovered(thief had a key, broke into the house and stole the keys and took the car...
2008 Mercedes-Benz S550 5.5L Starting VIN: WDDNG71X18
Vehicle came in with crank no start. Found no fuel pressure and could not hear fuel pump running. Only fault code in ME is 2385 (no error text found). Checked power at connector and had no power. Have no power at fuse 118 for pump. Have power at fuel pump rela...
2002 Mercury Sable GS 3.0L Pcm VIN: 1MEFM58U02
One for you FOMOCO dealer guys. Got this 02 SABLE that had the PCM replaced to cure an intermittent no crank security with a B1601 code. I got called in because I have the IDS to program and diagnose the original no crank problem. Owner of the shop called me w...
2003 Mercury Sable GS 3.0L No Start, Stall VIN: 1MEFM50U53
Well just about everyone in town has had their turn at this one so I figure with your help we can fix it. It will start and run good almost all the time and then die at cruise speed or at a stop sign, just when ever it feels like it. It died 4 times before I c... Trouble codes: P0320
2004 Nissan Maxima SL 3.5L MIL Lamp on VIN: 1N4BA41EX4
MIL light on, runs great. Clear code and immediately resets P0021. Spec for valve angle is +/- 5 degrees at idle. Bank 1 holds at +/- 1 degree (perfect). Bank 2 however idles at +20 degrees and will not change at all including driving uphill! Bank 2 had new so... Trouble codes: P0021 (Ivt control bak 2)
2008 Nissan Rogue (Truck) SL 2.5L No Start VIN: JN8AS58V38
Hello Nissan techs,I have this Nissan ,has no codes in pcm or bcm,cranks no start ,have good fuel pressure have no spark,looked at some of the past fixes on older 2.5 see a lot of stretched timing chain problems,my question is would a stretched chain cause thi...
1995 Pontiac Firebird Formula 5.7L No Start VIN: 2G2FV22P9S
I think I know the answer to this but I'll give it a shot. Car came in on the hook,customer stated that it just died. Had injector pulse but no spark. Scanner showed no RPM. I know these Optispark distributors have no CKP sensor only a wheel and two sensors to...
2007 Pontiac G6 3.5L brake lights VIN: 1G2ZG58NX7
Got 2 strange critters on the same day that I have a feeling a few of you GoodWrech guys have been there. Got an '07 and '08 G6 that are setting code C0277 BPP sensor signal short to ground. They called me in to calibrate the BPP position sensor with my Tech 2...
1996 Porsche 911 Turbo 3.6L Warn light VIN: WP0CB2896T
We replaced the brakes incl. new sensor and brake fluid flush, vehicle came in with brake wear warnig light on. After the service the brake warning light stayed on.We tested the brake wear sensor circuit and it looks OK, Talked to Porsche technician and he sai...
2001 Saturn L200 2.2L BCM Security VIN: 1G8JT52F51
In need of some Passlock 2 help here. This one was brought in from a car dealer. It was an auction car. Odometer shows 67k Gauges were not working and none of the lights on the dash would work unless I kept turning the key on and off while smacking the BCM. Kn...
2002 Toyota 4Runner SR5 3.4L transfer cas VIN: JT3HN86RX2
Thanks in advance,this four runner when engaging the 4wd the transfer case engages for half a secound and then disengages. Unable to access any codes or communicate with the transfercase ecu. Thinking a gear must have stripped we removed and disassembled found...
1996 Volkswagen Jetta GLS 2.0L brake pedal pressure VIN: 3VWSA81H3T
Hello VW Techs This vehicle came with no brake pedal pressure ( brake pedal goes to the floor), we replace rear wheel cylinders, master cylinder, bled brake system as per recommended sequence, but still there is no brake pressure, this model does not have a pr...
2002 Volvo V70 X/C 2.4L instrument cluster VIN: YV1SZ58D52
hi everyone i have a volvo with an inop instrument cluster (no gauges, no lights, nothing)but if you leave the key on or even running it will work then go out again over and over. i have checked all fuses grounds,i also checked the srs module for any liquid da...
2005 Volvo XC90 2.5T 2.5L Battery VIN: YV1CZ59255
I need some volvo info... I am working on a 2005 XC90. It will completely discharge the battery at random (about every two to three weeks according to the customer). It has no after market add-ons, and I am unable to verify this condition as of yet. The "talk"...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 Buick LeSabre Limited 3.8L Drl VIN: 1G4HR54K63
once I got a strong light on sun sensor everything worked fine. as the gremlins said "bright light bright light!!!" lol
1996 Chevrolet Impala SS 5.7L Misfire VIN: 1G1BL52P9T
Thanks for all the help. The compression check showed rt side to be down.Adding oil didn't bring up. So I done deacarbing,alot. That brought compression up and caused missfire on that side to go down.But would still code for miss. Then I smoke it with engine h... Trouble codes: P1416 (Air injection bank 2), P0300 (Miss fire).
2008 Chevrolet Silverado 3500 HD WT 6.6L Excessive Emissions VIN: 1GCJK33688
vehicle had aftermarket air filter in it,replaced with factory filter and returned to customer, have not heard back from customer yet so not sure if its fixed yet or not.thanks everyone for the balance rate info
2000 Dodge Ram 2500 Truck 5.9L MIL Lamp on, tach drops out VIN: 1B7KC2369Y
Well guys,let me start by thanking all that responded.Since the truck ran fine and the customer needed to put it back to work he opted to take it as is.Really burns me up to give one back that isn't repaired,but I guess I see his point of view.Gerald suggested... Trouble codes: P0336.
1997 Ford Contour GL 2.0L clutch slips VIN: 1FALP6538V
We pulled the transmission out again and put the old parts next to the new parts to compare. The problem was obvious. The flywheel was clocked wrong when it was machined so it held constant pressure on it allowing the clutch to slip. Thank you for your suggest...
1998 Ford Ranger Splash 4.0L MIL Lamp on VIN: 1FTYR14XXW
thanks for the help , replaced the intake manifold gaskets&maf sensor, customer said would live with bad tack. Trouble codes: P0171, P0172.
2006 Ford F-150 King Ranch 5.4L head VIN: 1FTPW12V26
Well thanks for all the input. I lifted the body up, easier than pulling the motor. The reason why is the way the plug broke. The metal pin in the center of the porcelin stayed in, but it broke just below the surfice, the pusher tool could not push it in far e...
2006 Ford F-350 Super Duty XLT 6.0L Misfire VIN: 1FTWW31P26
Well this 6.0 broke both rocker arms on #3 cylinder, Thinking we would finally have the issue (thumping sound out intake) fixed the customer agreed to replace both heads, Cab off/back on, new heads from Ford. Runs great now! THUMPING SOUND ONCE WARM OUT INTAKE... Trouble codes: P0275.
2007 Ford F-250 Super Duty XLT 6.0L Mechanical VIN: 1FTSW21P27
After diliberating with several Engine Builders in the area and the results are in. Stuff happens. There is no way we caused this. Nor would the engine rebuilders have caght it if the heads were tested because who pulls valves apart if all tests good with dust...
2008 Ford Mustang Shelby GT 4.6L Door Actuator VIN: 1XVHT85H58
Thank you for your replies. All told me what I need to do, but what I was hoping for was to learn abut a common, pattern failure. Not the case this time. Customer lives far away, will not be back to shop for a couple of months, so I will tear down his interio...
2008 Ford Escape XLT 3.0L Transfer Case VIN: 1FMCU93128
Well i have got a used transfer case for the escape that i plan to put in as soon as i get time and will let you guys know how it turns out.Sorry it took so long to close this but as most of you know used car guy can be a pain to deal with.Thanks for all the h...
2008 Ford Escape XLS 2.3L hyd. system VIN: 1FMCU02Z18
Well it turned out to be the Hyd control unit. I assume this doesn't happen very often because it had to come from the factory. I also had to take to the local dealer to have the unit programmed as my Solus wouldn't do the job. I am not happy with the pedal he...
2001 GMC Sierra 2500 HD SL 8.1L trans VIN: 1GTHK23G41
this was a tough one for sure.lots of good in fo and suggestions.special thanks to timothy and steve.they got my head in the right direction on trim solenoid values.i was reading the .09 as .9.totally wrong.after trying new electrics we had another tcm install...
2006 Honda Pilot EX 3.5L Timing Belt VIN: 5FNYF28656
Thank you all for taking the time to answer my question.The responses were all very close. I found that I was actually jumping time, when I rotated the engine. To make it easier on myself, I installed the belt in the reverse order that Alldata says, and it wor...
2004 Hyundai Sonata 2.4L engine VIN: KMHWF25S94
Just going to close this in case I forget by deadline. The car is running perfectly, and the customer is not concerned with the noise. He is just thrilled that it is so smooth. We may never know what the noise is. Thankyou.
2002 Infiniti G20 2.0L RF wheel
Thank you to everyone who offered their assistance for this puzzling noise. It was indeed not a typical bearing or cv joint or brake noise. All responses were considered carefully and in the end, the RF CV shaft was replaced. This silenced the knocking as well...
2003 Mitsubishi Montero Sport LS 3.0L No Start VIN: JA4LS21H03
Well it is fixed. It takes the MUT scanner which is the dealer scanner to make the immobilizer and the computer communicate. We could get new keys programmed to the old computer but the new would not start. Dealer scanner fixed it right up. Thanks to all who r...
1996 Toyota Tacoma DLX 3.4L Hard Steering Wheel VIN: 4TAWN72N3T
Thanks to all the people that says the there is a screen in the reservoir. fixed the problem with cleaning the screen in the reservoir area. now you can move the steering with only one finger, thanks again everybody.
1981 Volkswagen Vanagon Campmobile 2.0L Hesitation, Surge, Stall VIN: WV2ZA0250B
We installed a warranty air flow meter, checked marks for cam timing. replaced all vacuum lines, readjusted the valves, installed new spark plugs and fill gas tank with 91 octane fuel. The surge is 90% gone. The customer took the vehicle and said it feels good...
2001 Volkswagen Passat GLS 1.8L Turn Signals VIN: WVWPD63B41
Thanks to all who replied, I ordered the flasher unit and now am waiting for the customer to return.
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