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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 16, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
1972 BMW Bavaria 3.0L hazard switch
Vehicle came in with no turn signal operation, found hazard switch wires (all 8) to be disconnected with no harness connector so wires are loose. Unable to locate a diagram that has a pic of the round switch, or identifies what color attaches to what number te...
2001 Cadillac DeVille DHS 4.6L Air Temp Control VIN: 1G6KE57Y41
Howdy Y'all! I got this 2001 Caddy DTS only cold air blows from drivers side vent. I inherited from another shop. I had codes for all 3 temp actuators B0408 B0423 bo409 and B 1004 loss of KAM for controller. I could not get the new actuator to move either on t...
2005 Cadillac Escalade 6.0L radio VIN: 3GYEK62N15
My own vehicle, and I had a 2003 before, but this Bose with Navigation, does not put out the sound I think it should. All speakers work, it just seems to not have the amplified sound it should. How do I test, can an amp just put out flat stereo?
2003 Chevrolet Impala 3.4L Poor Idle Quality, Surge VIN: 2G1WF52E33
Good evening.I have a 3.4 impala with some problems. Customer said car would go 50 mph with foot off the gas & would idle high at a stop. Confirmed both problems but it only does it about half the time. Scanned & found codes p0101 maf out of range & p0121 tps ... Trouble codes: P0101, P0121
2004 Chevrolet SSR 5.3L Door Locks, Power Top And Door Locks VIN: 1GCES14P04
Got another great 2004 ssr. Truck came in from another shop. Door locks were not working and windows are not working. Customer installed new body control module and it will not program. So we looked at it and body control module we could not communicate with i...
2006 Chevrolet Impala LS 3.5L Misfire VIN: 2G1WB58K66
car has intermittent miss on cyl 2, sometimes 5. Changed plugs,wires, coil pack, no change. pulled upper intake swapped injector to cyl 4, no change. checked ex backpressure with guage, no restriction. ran with o2 out also, still no change. fuel press good. wi... Trouble codes: P0300
2007 Chevrolet Silverado 3500 Classic LS 6.6L Poor Idle Quality, Knock VIN: 1GCJK33D97
Hello all, need help with this diesel today. As stated above we changed the oil and filter along with a fuel filter yesterday and this morning the customer came in complaining about this problem and of course It was fine until it was brought here. I have what ...
2008 Chevrolet Silverado 1500 LT 5.3L Radio VIN: 2GCEK13398
This one has me stumped so some idea would be great. Visit # 1 Volt gage was going from 16v down to 10v and radio was reseting time or shuting down by itself. Found a bad Alt. and replced it. 2 weeks later custome returned complant was that volt gage still goi...
2004 Chrysler Sebring Limited 3.0L engine VIN: 4C3AG52H54
engine has a vibration that is most noticable at idle through the steering wheel. The engine has a vibration at higher rpm that is not noticable when car is moving, only at idle. Crankshaft damper looks ok and the motor mount look ok. Have not been able to fin...
2007 Chrysler 300 Limited 3.5L heater VIN: 2C3KA53G67
Hi guys. I have this 300 touring sitting for four days. It is a return on the previous tech before me. Issue is no heat in cabin. Performed chrysler diag. and found leak on pump. Replaced pump and found very small hole in radiator. Replaced these two parts and...
2004 Dodge Ram 2500 ST 5.9L left rear brake VIN: 1AMAT50714
first off: I'm not sure about VIN as it was given to me over two way radio from remote field shop. abs dash light on. found left rear drive axle brake super hot as it had been dragging. right brake not dragging and not hot -same as steer axle brakes. disassemb...
1986 Ford F-250 XL 6.9L Starting VIN: 2FDKF3816G
Vehicle will start every time in the warm shop, let sit over night last night and it will not fire again. The glow plug relay and "wait to start" light come on for 6-7 secs this morning and I can hear the glow plug relay clicking. Each glow plug is pulling aro...
1997 Ford Expedition Eddie Bauer 4.6L No Start VIN: 1FMEU18WXV
Vehicle was towed into shop with a crank but no start condition. Client left home, got about 4 miles and vehicle quit. Got it into shop tested fuel pressure, intermittently 0 - 20 psi, fuel filter partially plugged, replaced fuel pump, filter, and relay. Still... Trouble codes: B1600 (Ignition Key Transponder signal not recieved), B1602 (Invalid format key code from ignition key transponder)
1999 Ford Escort SE 2.0L idle VIN: 3FAFP15P3X
1999 ford escort with code p1506, we have clean throattle body and we raplace idle control valve, check for vacuum leaks but code keeps coming back has any one experience this tipe of problem, I'll appreciate any help thank you.
2003 Ford F-250 Super Duty XL 5.4L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1FTNF21L23
2003 Ford F250 superduty.Customer states changed IAC,TPS,cleand thoddle body and mass air with brake clean[Ino they say not to clean thoddle body at all on ford,an brake clean isnt best to use on either]problem is idle good.fuel pressure and fuel trim good.MAF...
2007 Ford F-450 Super Duty XLT 6.0L Cuts out VIN: 1FDXF46P57
the truck came in with on power woodnot go over 30mph i replaced #2 injector & #4 injector idle's smoth now ribs up good from take off does good untill shift then looses power & wont go. i still had a code for injector moduel so i got a per-programmed ficm fro...
2001 GMC Sierra 2500 HD SL 8.1L trans VIN: 1GTHK23G41
transmission has been scanned with a tech 2 for codes and relearn and had a update done at the dealer.when you drop it in gear it a bang.when it shifts it will hit hard but on time.3rd and 4th not bad.downshifts also hits hard coming down.atsg says line pressu...
2006 GMC Savana 3500 6.6L steering VIN: 1GTHG35296
The day after this truck was worked on it started having an issue with extremely stiff steering which seems to be worse after sitting overnight. After the truck is driven for a while it seems to loosen up, and several times in the last month the customer says ...
2006 Hummer H3 3.5L Starting VIN: 5GTDN13666
thanks in advance for helping with this problem child. The car came in for an update, so we started to do the flash and it failed to download and then lost comm. with pcm. Tried new pcm and tried to programm new pcm with no sucess and the check engine light wi...
2004 Hyundai Elantra GLS 2.0L Mechanical VIN: KMHDN46D24
HELP! Friday morning starting off very badly! Replace the timing belt on this Elantra. Went to start it this morning for the first time since the repair. It started for 1-2 seconds, heard a thunk, and then sounded like there was no compression and it would not...
2006 Hyundai Sonata GLS 3.3L Mechanical VIN: 5NPEU46F86
can anyone send me the tsb 08-EM-001-1
2006 Mercedes-Benz S350 3.7L alternator VIN: WDBNF67J76
This car does not charge, It is a single wire system. I do not have power to circuit 61 at alternator with key on engine off. I can't find a digram on this. Can someone tell me if I should have power here with key on? Does anyone have a diagram for this? Than...
1997 Mercury Cougar XR-7 4.6L ignition VIN: 1MELM62W1V
This vehicle has several quirks. When turning the ignition on with a cold engine, the radiator cooling fan comes on, and the engine will not start until the fan turns off, which it will eventually, if one waits long enough. It will also occur with a warm engin...
1988 Porsche 911 Carrera 3.2L No Start VIN: WP0AB0910J
Hi Folks, this Carrera has no spark, no pulse to ign coil.I did get a signal to the injectors, however. I replaced the speed & reference sensors(they were falling apart). I have over 2.5v at the speed sensor, but only .2v from reference sensor. There is a thre...
2003 Saab 9-5 Linear 2.3L remote VIN: YS3EB49EX3
You have to be right next to the door on this car to unlock it with the remote. Both remotes work the same and replacing the batteries and synchronizing the keys does not make any difference. Has anyone repaired this? Thanks, Dave
2005 Volkswagen Jetta GLI 1.8L Clutch/Trans VIN: 3VWSE69M15
Road tested vehicle and found during accel-coast-decel maneuver with the throttle, a grinding/gear noise (similar to a wheel bearing type noise) on decel with clutch pedal out (engaged) and trans in 2, 3, or 4th gear. Also if you hold your toe on the clutch ...
2005 Volvo XC90 V8 4.4L 1-2, 3-4, reverse VIN: YV1CZ85225
This vehicle came to us from AAMCO. It will shift fine, then intermittently flare between shifts, or shift hard. It also slips in reverse when cold. When AAMCO first got car, they took it to the dealer and had the latest software flashed to the TCM. That did n...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 335i 3.0L Abs Dsc VIN: WBAWL710X8
First of all thanks to all the help. well.., some are suggesting to replace the module (electrical part only), other suggest to replace entire unit with the hydraulic part. at the moment We only sent the electrical part for repair but we haven't gotten it back...
2008 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KD57948
Thank You Dustin for the explanation of how this works. There is a 5 volt referrence sent to the sensor and signal wire back to the DME. Also one ground wire. We had .21 volts in live data at atmospheric pressure. Should be 1.5 volts. Jumper 5 volt referre... Trouble codes: P0454.
2000 Chevrolet C3500 5.7L Hesitation VIN: 1GCGC34R0Y
I looked at and tried all the recommended comments. The truck is no better so I think I am going to send it to a GM dealer for reprogramming to see it it fixes it. Trouble codes: P0101, P0122 (Tps), P0404 (Egr), P1122 (Tps).
2002 Chevrolet Silverado 2500 HD 6.6L monitor not running VIN: 1GCHK23172
I checked enabling criteria and parameters from the list Jason gave me.All were within specs.I checked fuses(fuel heater),connectors,and vucumn(22plus inches)and commanded solonoids on and off which worked and affected egr flow according to my Genisys.I will l...
2004 Chrysler Pacifica 3.5L starter intermittent VIN: 2C8GM68484
Everyone here was correct I think. Bad motor mounts ripped ground out of terminal just enough to.cause intermittent problems. Replaced ground cable took. advice and relocated new ground to bell housing. Fixed. Thanks again to.all that helped.out!
2007 Ford Explorer Sport Trac XLT 4.0L Instrument Cluster VIN: 1FMEU51K07
Thanks to all friends, and a lot to Steven and Andrew, i bought vcm ids and make parameter reset from pats functions and then erase keys, its working fine now, thank you so much, actually i first make an asbuilt data code perfom without results,finally steps w...
2008 Infiniti G37 Sport 3.7L Battery Drain VIN: JNKCV64E18
thanx for the help guys. found that the bcm was intermittenly not powering down. replaced bcm and all is well
2005 Jeep Grand Cherokee Laredo 3.7L no crank VIN: 1J8GR48KX5
thanks everbody for the info yellow wire connecter was crodded replaced connector will have to see what happens ill let yall know thanks again jimmy
2008 Land Rover LR2 SE 3.2L torque specs VIN: SALFP24N48
Thanks guys, we torqued to spec: spec: 45nm, 90 degree angle, another 90 degree angle. and the head bolts are not supposed to be reused. Cheers
2000 Mazda Miata 1.8L Misfire, MIL Lamp on VIN: JM1NB3534Y
thank for the help. Changing the vacum hose to the map sensor fixed the problem. Trouble codes: P0402, P0300.
2005 Subaru Outback i 2.5L engine vibration VIN: 4S4BP61C65
This customer has not returned. We plan to put an OE axle in it. We have started using OE axles on other Subarus and have not had any problems.
1978 Triumph Spitfire 1.5L head gasket
recess in the head measures .025 The victoria British gasket is similar to the victor head gaskets silver coated fiber with embossed steel rings around the bores. The fiber measures .o50 thick and the embossed rings measure .076 thick so you have .026 to sea...
1996 Volkswagen Cabrio 2.0L No Spark VIN: WVWBB81E5T
Thanks to all that replied to my question. The Coil was replaced, and the problem was solved... Spark returned and the vehicle starts and runs normally.
2004 Volkswagen Touareg V8 4.2L No start VIN: WVGCM67L14
I went ahead and disconnected the battery cables touched them together. Car started after that. I gave the customer the option of replacing the column due to the stripped lock or just driving it. I let him know that the car is not fixed. Still waiting on a res...
2005 Volkswagen Jetta 2.5 2.5L Timing VIN: 3VWSG71KX5
Thanks everyone, first three answers were right, it was the N205 cam adjuster valve that was to blame. All codes gone now and runs perfect. My homemade cam locking tool was good afterall! Though it was a little more complicated then I had anticipated or anyon...
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