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Prev Professional Automotive Repair Technical Discussions for December 31, 2009
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Open Help Requests for All Makes and Models
Help Request Answers
2001 Buick Century Custom 3.1L door locks VIN: 1G4HP54K41
we bought this buick to sell. the door ajar light comes on intermittenly when all doors are closed. during this time the odometer can't be seen. if we press the odo/trip button the mileage shows up. i don't have a scanner that can monitor the doors but isuspec...
1995 Chevrolet C3500 6.5L master cylinder VIN: 1GBJC34F4S
As stated, this will be the third clutch master cylinder to be replaced. Can not find any reason for this to be happening.
1998 Chevrolet C3500 Silverado 6.5L fuel gauge VIN: 1GBKC34F8W
Hey folks, I've got one here that is causing me to pull my hair out. This truck has a minor problem where the fuel gauge will basically vibrate really fast. It isn't moving around much just vibrating. I've seen a few of these over the years doing this but no o...
2001 Chevrolet Blazer LS 4.3L low beam headlamps VIN: 1GNDT13W51
hi everyone, i have a s10 blazer with no low beam headlamps, all fuses and relays are good, we figured it was a multifunction switch( like many others) installed a new gm switch. still not lights. we are thinking poss. bcm? lighting module? gm says lighting mo...
2002 Chevrolet Silverado 3500 6.6L shifts into neutral VIN: 1GCJK39152
speedometer would not work causing to shift into neutral shift indicater flashing replaced all speed sencers and shift soloind on side of transmission transmission shifts fine but but every now and then it shifts into neutral driving down the road drop it down...
2002 Chevrolet Blazer Xtreme 4.3L Unknown VIN: 1GNCS18W92
veh reposessed. inspection revealed leaking intake which after replacement veh looses heat while driving. backflushed heater core,same result. veh would start to overheat (260f) while idling. replaced t-stat, still lost heat and ran hot. flushed everything,rep...
2004 Chevrolet Colorado Z85 LS 3.5L rf speed VIN: 1GCOT13684
i have a 2004 colorado 4x4 that has a rf wheel speed sensor hard code. i have replaced the sensor and swapped a known good abs modulle and still receive the code. scan tool shows no speed from that wheel at any time. checked wiring from hub all the way back to...
2002 Chrysler Town & Country Limited 3.8L no data at obd plug VIN: 2C8GP64L32
all help appreciated on this one!
2001 Dodge Ram 1500 Laramie 5.9L Hesitation, Stall, Misfire, spark knock VIN: 3B7HF13Z41
Hey dodge guys this truck intermittently stalls. It also has pretty heavy spark knock at times under heavy accel. it does not upshift to 2nd at wot. also under heavy accel it looses power at higher rpms but this is also intermittent. It had a P0351 primary ign...
2003 Dodge Ram 3500 Van 5.9L tire wear VIN: 3598715625
guy came in with this truck i havent looked at it yet .want to get som e ideas before i work on it and get stuck with it.c/s tires wear bad on out side edge.he runs 70 lbs air in fronts.hes had it align 8 times this year,has replaced fornt tires 3 times in 20 ...
2006 Dodge Dakota SLT 4.7L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1D7HW48N46
HI Dodge Pro's... PO300, PO308, PO2099...this truck has the typical "lower intake plenum" symptom, like on earlier models - I plugged the PCV hose and put my hand over the oil fill cap opening and within 10-15 sec my hand almost got sucked-in (major vacuum suc...
2008 Dodge Sprinter 2500 3.0L Maintenance VIN: WD0PE84568
I was wondering if anyone knows how to reset the maintenance indicator on the dash. It has the "Service A due - 1300 miles" on the dash. Tried Alldata procedure but did not work. The vehicle also has steering wheel controls. Thanks in advance
1992 Ford F-150 Custom 5.0L Poor Idle Quality, Cuts out, Stall, Misfire VIN: 2FTEF15N6N
replace engine from scrap yard. didn't have an injector pulse , found that wiring harness is diffrent , reeplaced with old harness and then it would start but missfired bad, runns not bad at higher rpm. but will not idle. if i keep running the engine the cat s...
2004 Ford F-250 Super Duty Lariat 6.0L No Start VIN: 1FTNW20P64
This truck has been in my possession since march of this year (2009). Customer finally decided to get it repaired. I had a help request for this one in march which I had to close with a no fix. I made a mistake in that post with the year. It is 2004 not 05 as ...
2002 GMC Sierra 2500 HD 6.6L Hesitation, Misfire, MIL Lamp on VIN: 1GTHK23192
This has been an ongoing problem for the last 5 years. Every winter this duramax will go into limp mode and the ses lamp comes on. Won't go past 20 mph. And sometimes when that happens the fuel gauge will read empty and the check guage lamp is on. It happened ... Trouble codes: P0101, P0201, P0204, P0206, P0207, P1261
2008 GMC Yukon Hybrid 6.0L No Start VIN: 1GKFK13518
Vehicle arrived here from body shop,was involved in a front end collision.I suspect the crash detection sensor has locked out the hybrid system My question is do I need to replace the impact sensor and can I reset the hybrid control module with the snap on sol...
1991 Honda Accord LX 2.2L No Start, Stall VIN: JHMCB7652M
this handa came in 4 days ago with a start/stall prob. the customer supplied a fuel pump and said no diag, just install pump. after the pump install the car ran good and the customer took it. today it came back for a no start condition, this time the customer ...
2000 Hyundai Sonata 2.4L oil pressure VIN: KMHWF25S3Y
car was towed in with crank no start.checked codes found a crank position sensor code, replaced crank sensor car runs great but the oil pressure light stays on. took front timing covers back off. aligned timing marks but no of them line up properly. also found...
2002 Hyundai Santa Fe 2.4L abs module VIN: KM8SC13DO2
Hello to all Hyundai techs. First of all this a 2.7 Liter 2WD (front wheels) Sante Fe not a 2.4 as listed. The Abs and Tsc light is on code is (according to snap-on scanner)is C1275 G Sensor. Here is where it gets tricky, Firstly according to the dealer the 2W...
2003 Hyundai Sonata 2.4L No Start VIN: KMHWF25S43
car has no spark at cyl 1 and 4. test coil for 1 and 4 ok. test trigger for 1 and 4---no trigger from pcm. test trigger at pcm and scope cam and crank signals. no trigger at pcm cam and crank good pwr and grd good voltage drop tested at pcm ok. need pcm? comp ...
2002 Jeep Grand Cherokee Limited 4.0L Electronic VIN: 1J4GW58S82
After replacement of blend doors all was was working good but then the customer returned saying after 20 min of heat operation the passenger side suddenly gos to cold by its self we confirmed this and also found if we then cycle the key the process starts over...
2001 Lexus GS300 3.0L brake booster VIN: JT8BD69S01
when car is started initially on a cold morning, you can hear a rythmic air pressure releasing type noise, from uder dash. noise changes when you apply pressure to the brake pedal. also customer states that brake warning light will illuminate along with the vs...
2004 Lincoln Aviator 4.6L park indicator VIN: 5LMEU88H04
park light indicator stays on with key off. light operates normally when shifting gears. is this light supposed to stay on with key off? i suspect not as we have a battery drain after several weeks of storage time. thank you in advance for your help.
2007 Mazda CX-7 Grand Touring 2.3L Evaporator VIN: JM3ER29327
We need labor time clarification for replacement of the evaporator core on this 2007 Mazda. We have the a/c case out and it required a complete dash pull and case disassembly as most late models do anymore. Unfortunately Mithcell shows only 4.1 hours, Motor 4....
2003 Mercedes-Benz G500 5.0L Poor Idle Quality VIN: WDCYR49E33
I have a 2003 Mercedes G500 custome bought vehicle about 6 weeks ago with no issues. Came into shop with a high idle in park and neutral. Idles at 1750rpm but when brake is applied idle drops to spec. removed vaccum hose from booster suspecting internal leak, ...
1999 Mercury Mystique LS 2.0L no sparks VIN: 1MEFM6532X
ok folks im in bad need of some help,first off i am no electrical wizard by any means...customer brought in a 99 mercury mystique with trans slipping they supplied replacement trans which was from salvage yard.i have replaced the trans now when cranking fuse f...
2000 Mitsubishi Montero Sport ES 3.0L radio VIN: JA4MT31H9Y
Was wondering if some one could help with the ridio code. I changed the battery and now no radio. model # is [...] any help would be apreciated. Happy new year.

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 BMW 323is 2.5L starter VIN: WBABF833XX
Intake removal seemed the best option for us(I would be curious to see how others remove it from the bottom on the auto tranny). Only the top torx bolt on the starter required a few well placed extensions and universals- time wasn't too bad for first attempt. ...
2009 BMW X5 xDrive35d 3.0L ALsystem VIN: WBAFG41099
thanks for everyone's reply,I repaired it .sometimes everything are full of drama,yes ,it's the Electromagnetic interference,not the generator,the spark plug,but the wiper/washer system.the front wiper motor power wire(stage 1) interfere in the active steering...
1981 Cadillac DeVille 4.1L Distributor VIN: 1G6A04747B
Thanks for all the good info everyone. I ended up lining it up the ol' fashioned way. Put my compression gauge on and turning her over by hand until she was on 1. I removed the cap and it was pointed where I had first thought #1 should be. But better to be ...
1989 Chevrolet C1500 Silverado 5.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1GCDC14H8K
Thanks for all the replies. After making some phone calls this morning I found someone with a pressure guage & the fittings to hook it up. I checkes pressure in the shop & had 12psi. I went on a test drive & the pressure quickly droped to 5psi then the pump ju...
1996 Chevrolet S10 2.2L no low gear VIN: 1GCCS1449T
As stated in the update, the two solenoids read real high resistance. My respondents agreed that they were too high: read around 750 ohms, should have been 20 or so. I felt the PCM was doing its job, because we could flash the battery connection, and start the...
1999 Chevrolet Lumina 3.1L Misfire, MIL Lamp on VIN: 2G1WL52M8X
Thanks For all The Help. We Tried Ign Module, All 3 Coils, Checked Egr Valve And Made Sure Passage Was Open, Flashed Another PCM, Tested Compression, Replaced Spark Plugs, Nothing Helped. When We Flashed PCM We Could Not Get The Car To Do A Crank Relearn. Than... Trouble codes: P0300.
1999 Chevrolet Silverado 1500 LT 5.3L Four Wheel Drive VIN: 2GCEK19TXX
We put the vehicle in park with the engine running and checked to see if the drive shaft would move - it did with resistance. With someone in the vehicle we checked the drive shaft resistance going from 2 wheel drive to 4 wheel drive. Remove the detent plug ...
2002 Chevrolet Trailblazer EXT LT 4.2L Heated Seats VIN: 1GNDT13S32
It appears that the drivers door module will have to be programmed. We have programming capabilities here but GM requires a minimum 3 month subscription to TIS at the cost of 300.00, not cost effective unless we do 5-6 GM programmings over the next three month...
2008 Chevrolet Colorado LT 3.7L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: 1GBDS14E38
Well this one seems to be a real problem I have tried everything. Some of you have mentioned checking the wiring and making sure I had used the original wiring harness which i had. The truck was at the dealer and they said it needs a 2008 model motor. I tried ... Trouble codes: P0014 (Camshaft position timing over advanced or system performance), P0366 (Camshaft position sensor B circuit rangeperformance), P0300 (Randommultiple cylinder misfire).
1998 Ford Expedition XLT 5.4L Heater VIN: 1FMPU18L4W
Ok, I finally got this one. It ended up being the heater core(s). The vehicle was getting up to 190f on the scanner. Although the hoses didn't get above 100f and the thermostat housing didn't get above 135f. I think the ambient temp (15f) effected my Temp ...
2008 Ford F-150 XLT 5.4L engine vibration VIN: 1FTPW12598
Thanks all, this was no garden variety, run of the mill vibration. All the normal players had already been checked. I have seen this before in couple of 5.4s. I think we are in genesis stages of seeing a failure trend developing in the 5.4. With that being sai...
1998 Honda CR-V LX 2.0L No Start, Poor Idle Quality, Stall VIN: JHLRD1862W
The Honda is fixed! Dennis [...] were the guys with the info. Cold running temps will affect the LTFT enabling function. Many replies thought that the vehicle was not going closed loop. As I stated in the post, the vehicle WAS in Close...
2002 Honda CR-V LX 2.4L No Start, Misfire, Poor Fuel Economy, MIL Lamp on, Rich VIN: SHSRD68422
You guys are great. Adjusting the valves took care of the problem. Whoever installed the cylinder head gasket must have not set the valves correctly. They were to tight. I think that when it was cold the tight valves caused the rich condition. Once the ve... Trouble codes: P0172 (Fuel system too rich bank 1), P0302 (Cylinder 2 misfire), P0303 (Cylinder 3 misfire), P0304 (Cylinder 4 misfire), P0300 (Random/multiple misfire), P1456 (EVAP system leak fuel tank area).
2001 Infiniti QX4 3.5L MIL Lamp on VIN: JNRDRO7X71
thanks to both of the members that e-mailed me but i did not fix this truck because customer did not want to spend anymore time on it.again thanks for the help. Trouble codes: P1130.
1997 Jaguar XJ6 4.0L MIL Lamp on VIN: SAJHX1247V
Just want to thank all of you for taking the time to reply. We did replace the knock sensor and drove it a few times. The customer has not picked the car up yet. It has been sitting here for the past month. I guess because of the fact that he owns about twelve... Trouble codes: P0331 (Knock sensor circuit bank 2).
1992 Lexus SC400 4.0L dash lights VIN: JT8UZ30C2N
Thank you all for your help. We did not find the rest of the wiring diagram in ALLDATA that we needed to trace the 12V backfeed. So we stepped back and looked at the basics. First the vehicle has an aftermarket radio which we had disconnected and eliminated...
2000 Mazda Protege ES 1.8L MIL Lamp on VIN: JM1BJ2228Y
Thank you all for your quick replies. As I stated earlier, the MIL went off and stayed off after I replaced the cracked exhaust manifold. Four of the five who responded said that it was probably a software problem with my Genisys scanner, including one who s... Trouble codes: P0420.
1987 Mercedes-Benz 560SL 5.6L speedometer VIN: WDBBA48D4H
thanks for all that replied,ck a/c voltage at instrument was fine but would lose it at times further investigation revealed bad transmission harness about 222.00 cost still available from germany,temporary fixed harness at damaged area,signal is good but still...
1997 Mercury Sable LS 3.0L camshaft VIN: 1MELM53S9V
The replies were as I suspected the cam gear is not known to turn on the camshaft. Vehicle was repaired with installation of replacement PCM Thank you for your time
1997 Mercury Sable LS 3.0L Misfire VIN: 1MELM53S9V
The replies varied from EGR and reflash to tuneup and fuel delivery. Like many of these the root cause could noit be tested except by swaptronics. After installing the newest flash and revisiting the timing issue a replacement computer was installed and th...
2005 Mini Cooper S 1.6L MIL Lamp on VIN: WMWRE33405
sorry for the delay, but this car has yet to return for further inspection, the car will hopefully return after the kids go back to college. advise is to replace the l.d.p., i would like to do a little more testing & i would like to monitor the l.d.p signal w... Trouble codes: P1477, 09216 (evap leak detection pump control circut failure).
2002 Mitsubishi Montero Sport Limited 3.5L pedal height VIN: JA4MW51R12
Sorry guys, not fixed simply ran out of time during the holidays to get back on this one. 10 replies,I will list the main thoughts. Some said to do a complete brake fluid flush.2.Block lines one at a time until problem is isolated. 3.Check wheel bearings for s...
2007 Nissan Frontier SE 4.0L readiness monitors VIN: 1N6AD06W97
2003 Saturn L300 3.0L timing belt VIN: 1G8JL54R34
Thanks everyone. Guess it's pretty simple, wish the expensive software would give the proper setup information. Gates has a timing belt kit with proper instructions and pictorials (P/N TCK 285B). Happy New Year.
2005 Subaru Outback i 2.5L MIL Lamp on VIN: 4S4BP61C15
Car has not come back since repair. We are planning to call and replace the front sensor to see if that helps. When we get more info we will post again Trouble codes: P2097.
2004 Toyota 4Runner Sport 4.0L transfer case VIN: JNEBU17R24
WELL I RECEIVED SEVERAL replies ... i choose to start with codes first, p0504, c1223 & c1246 ,after reviewing info in alldata the brake switch code seemed related to setting abs codes so i stated with p0504 brake switch, you can monitor with scanner for input...
2006 Toyota Camry XLE 3.0L window regulator VIN: 4T1BF30K86
reset window motor forward & back line up marks r/r door panel
2005 Volvo S60 2.5T 2.5L security VIN: YV1RS59245
Thanks to Bruce, George, Tim, Mark, and Nico. I have not fixed this car yet because the customer is from out of town and needed to go home. I'm not sure when he will be back, but I'll let you know when it's fixed. Here is the information I recieved. When you ...
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