Automotive Technicians Technical Discussion and Fixes for Jul 19, 2013

Join Now

Prev	Professional Automotive Repair Technical Discussions for July 19, 2013 International Automotive Technicians' Network (iATN) - Members Only	Next
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for All Makes and Models

	Help Request	Answers
	2006 BMW X5 3.0i 3.0L Battery VIN: WBAFB72000 Hi All, Firstly, the vehicle description is incorrect (I couldn't select the correct one). This is an E53 X5 3.0d 6speed Auto RHD. Fault Codes: Nothing that relates to the issue. Symptom: The car will not enter sleep mode. 200A fuse in rear feeds the Glovebo...	View
	1997 Buick Regal LS 3.8L Cuts out, Stall VIN: 2G4WB52K5V New customer with a head scratch-er of a Buick. Vehicle stalls after 10 to 20 minutes of driving, intermittently. It tends to do it more when engine has had time to cool off. It can run at idle for hours with no problem. Fuel pressure regulator has been checke...	View
	2001 Cadillac Eldorado ETC 4.6L Alternator VIN: 1G6ET12941 Hi Everyone, What is going on with this car is that the charging system seem to be working fine when the car is cold or when you first start it in the morning. As things come up to normal operating temp volts start dropping Starts at 14.2 volts then 14 then 13...	View
	2002 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHC23142 Good day, this Duramax has got me a little perplexed. At idle this fuel system is pulling 10" vacuum, at WOT its at 14". So started at changing fuel filter, no change, changed collapsed fuel lines at filter, no change, dropped fuel tank and inspect sender, no ... Trouble codes: P1093, P0101	View
	1999 Dodge Ram 2500 5.9L Poor Idle Quality, Cuts out, Stall VIN: 3B7KC26ZXX Customer states new engine installed and vehicle ran great towed in with no start found coolant temp damaged and b1 s1 o2 disconnected running rich at idle pulled booster vacuem line off and engine runs at 1100 rpm strong added fuel and killed engine floo...	View
	2007 Dodge Grand Caravan SXT 3.8L abs light on VIN: 2D4GP44L27 hi everyone and thanks for at least looking at this. i'm lost here.the abs light is shining bright and got a code off my scan tool 29FE-code reads "J1850 bus short low" this is under stored codes, active codes it passes all tests. checked all computers and i c...	View
	2001 Ford F-250 Super Duty Lariat 6.8L radiator VIN: 1FTNX21S51 vehicle came in with radiator leak ,flushed system and replace radiator 5 months later vehicle came back with rad core hole in the center ,flushed cooling sytem , replaced radiator again,replaced battery neg cable and checked battery pos&neg for voltage spikes...	View
	2002 Ford Taurus LX 3.0L trans shifting VIN: 1FAFP55262 One for you FOMOCO dealer guys. Got this '02 Taurus that had the pcm replaced because the cooling fans weren't coming on. I was asked to program the security with my IDS.The pcm no longer available from dealer so aftermarket was used.After programming, the car...	View
	2007 Ford Escape XLT 3.0L Unknown VIN: 1FMCU93177 Hi, dont want to sound dumb here, I have an 07 Escape. The a/c compressor short cycles. It seems to run for about 5 seconds and shuts off for about 10-15 seconds before it runs again for a short priod. I believe someone at autozone tried to charge it with do-i...	View
	2002 GMC Yukon XL 1500 Denali 6.0L Low beam headlights VIN: 1GKFK66U02 I am sure this is something I am over looking. Knowing the history of bad switches on these things I went there first. Got to the switch and found to overheated/corroded wires. Great cut and dry right, wrong. Customer ordered new switch (to expensive through m...	View
	2005 GMC Sierra 3500 SLT 6.6L Excessive Emissions VIN: 1GTJK33265 Ok we did the head gaskets and all 8 injecters trucks run great it just smoke under load or when pulling it leave a big clould on take off and leaves a light stream untill you let out of the gas or back off to 1/4 throttle i flow tested all my injecter and did... Trouble codes: P1621 (Control module long term memory performance)	View
	2008 GMC Acadia SLE 3.6L radio VIN: 1GKER13768 car was towed to me with transmission problem, customer asked if we could look at radio at the same time. I said sure how hard can that be well I still haven't fixed radio, it has no codes plays all channels but only plays though the front twitters, not sure w...	View
	2011 GMC Acadia SLE 3.6L Temp. VIN: 1GKKVPED9B Idle when become to hot ecm cut a/c and hi side pressure 2660 kpa (385 psi). Go on road all is ok. Trouble idle. Scan all system no code.	View
	2004 Honda Civic LX 1.7L head VIN: 2HGES16604 Car came in a no start found the tensioner pulley spring broke and the timing belt snapped put new belt on to find out the valves were bent, pulled head off replaced all valves reset timing car will not start sounds like no compression car seemed flooded soake...	View
	1998 Infiniti QX4 3.3L Poor Idle Quality, Misfire VIN: JNRAR05Y3W we are pulling our hair out on this fantasticly engineered infinity qx4. we checked over other shops repairs and other than installing autolite plugs the repairs were found to be ok, and necessary, crank pulley in 2 pieces and distributor was almost seized. th... Trouble codes: P0340, P0300, P0325	View
	2003 Isuzu Rodeo LS 3.2L No Start VIN: 4S2CK58W53 HELP!!! Vehicle was in a accident damage to right front and right rear corners! WONT START! NO fuel pressure no injector pulse no spark! Common Ground? I have power to coils and power to injectors no power to fuel pump if i just the fuel pump relay i get pump ...	View
	2002 Mazda Tribute ES 3.0L noise VIN: 4F2YU09122 noise under load @2250 rpm (presumably the stall speed of the torque convertor)--rattling sounds like top of engine around p/s pump area---removed belt and noise goes away--has anyone, esp Mazda techs, heard of a p/s pump making noise under load? belt and tens...	View
	2002 Mercedes-Benz C240 2.6L Misfire VIN: WDBRF61J32 Vehicle came in for misfire underload. Verified complaint, felt what seemed to be subtle secondary misfire. No faults registering under fault counter. Did plugs (Bosch Platinum), wires, valve/pcv cover reseal and both driver side pcv hoses. Immediately noticed...	View
	2010 Mercedes-Benz Sprinter 2500 3.0L MIL Lamp on VIN: WD3PE7CC9A Has message for DEF and warning light is on.Most of the time the add-blue just needs filled-info says when message is displayed it should take a min. of 2 gals. of add-blue fluid-only took 1 gal.-cleared code in the CDI-only the 106100 was stored at first-code... Trouble codes: 10610, 11150	View
	2001 Mercury Sable GS 3.0L master cyl VIN: 1MEHM59S41 the brakes will apply without ever hitting the pedle and will hold for about 1 hr	View
	2012 Nissan Altima SR 3.5L Ignition VIN: 1N4BL2AP0C Car will not shut off steering wheel does not lock,no gauges or lights in instrument cluster	View
	2006 Pontiac G6 GT 3.5L No Start VIN: 1G2ZH55856 Here we go GM techs... Vehicle came in with the engine knocking and banging like real bad and oil all over the bottom end. Long story short, owner overfilled engine with approx 1 to 1.5 gallons of oil. Customer wanted a used engine, so we got one with about 4... Trouble codes: U2105 (Lost communication with engine control system), U2109 (Lost communication with powertrain control system)	View
	2003 Saab 9-3 Arc 2.0L steering column VIN: YS3FD46YX3 When driving around town display on dash showed message "Steering disabled. Stop safely and contact Saab". The customer was alarmed and had the car towed in. A scan with TechII and Candi box showed no steering related codes but showed a code for rejected tran...	View
	2002 Toyota Prius 1.5L HV battery VIN: JT2BK12U12 Howdy Boys n Girls, Got this gen 1, displays warning on dash, check engine and turtle light on. Retrieved trouble codes P3000 (hv bat malfunction(, P3106 (ecm comm malfunction). The car runs ok but wont even try to drive on the traction battery except for reve...	View
	1991 Volkswagen Vanagon 2.1L No Start, Hesitation, Stall VIN: WV2ZB0253M hello. This van was bought by a customer of mine thinking that it was going to be a easy fix. the seller said it was running fine, then he parked it for some months. Now what is happening is it will start fine after it is totally cooled off, and it will run ok...	View
	1998 Volvo S70 2.4L compressor VIN: YV1LS5579W The vehicle came in with a/c blowing warm and grinding noise. Verified that the compressor was bad replaced compressor. I have no power to compressor but when I jump the relay the compressor comes on. I jump the low pressure switch and compressor still doesn't...	View
	2004 Volvo S40 i 2.4L Electronic VIN: YV1MS38284 The Volvo from hell, this cars owner has 2 major isues that happen when ever it feels like, the main issue is the transmision (from her discription slips) this might not happen for 2 weeks then it happens then it goes away, all the codes and faults are listed ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2003 BMW 325Ci 2.5L Aux Cooling Fan VIN: WBABN73413 thanks for your replies but customer refused to go any further after I suggested we install original factory aux fan.	2
	1994 Chevrolet C1500 Suburban Silverado 5.7L No Start, Cuts out, Stall VIN: 1GNEC16K3R alot of good suggestions guys, a couple of you posted about checking oil pressure and the oil pressure switch as it can cut out for low oil pressure, become faulty, etc. I have not been able to duplicate the concern but I'm going to go ahead and replace that o...	18
	1995 Chevrolet S10 2.2L Charging VIN: 1GCCS19495 Thanks for all the help from all who replied. The problem ended up being #1 injector had internal short and ignition mod problem. the alt did not have to much a/c leakage. I took the alt out of the loop and used a battery charger to induced high voltage (14.5)...	27
	1997 Chevrolet K1500 Cheyenne 5.0L High Idle VIN: 1GCEK19M2V First off I want to thank all of the techs that have responded to this request. The customer has acquired a new truck but still owns this one. He is leaving town till late October. He will have me fix the vehicle so that he can sell it in November when he is b...	22
	2001 Chevrolet Blazer LS 4.3L readiness moniters VIN: 1GNCS13W41 Thanks for all for the responses, and special thanks to both Bill and Saheed who hit it right on the head. We had not noticed that our fuel gauge was erratic or even inoperative at times. We replaced sending unit and within 10 miles of driving all but 1 monite...	8
	2003 Chevrolet Silverado 1500 5.3L horn VIN: 1GCEC19T23 Final fix was replaceing canceling cam and cleaning the contacts along with the new horn switch. Horn switch did run through the sir coil (clock spring) but not a part of the sir system.	7
	2008 Chevrolet Avalanche LTZ 5.3L Instrument Cluster VIN: 3GNFK12348 I want to first thank Dustin [...].All of you gave me information on how this system worked and gave me things to check.I started at the DLC resistor which on this Avalanche is located about 8 inches from the EVAP vent valve abo...	13
	2005 Chrysler Crossfire SRT-6 3.2L Convertible top VIN: 1C3AN75N85 By focusing on the PTCM and BCM, I ignore other problems that was not a Complaint. The Power Lock intermittently in-op as well, and Central Locking Pump Module is also going in and out. When it goes out, it takes down the Bus and the PTCM with it. A replaceme...	4
	2003 Dodge Grand Caravan SE 3.3L Starter VIN: 1D4GP24313 I want to say I am so sorry for not getting back with everyone on this in a timely fashion. This vehicle was worked on at my friends garage, which means at his house away from a normal setting as far as a shop is concerned. I did this one as more of a favor ...	15
	2004 Dodge Ram 2500 ST 5.9L will not shift into park VIN: 3D7KU28C74 Thanks to all who replied. Installed reman transmission after finding snap ring piece. All is good now.	26
	2007 Dodge Sprinter 3500 3.0L Mechanical VIN: WD0PF34577 Thanks to all that replied. It was quite a bit of work however. I wish someone had told me about the possibility of breaking the fuel return line when putting on that cover over the valve cover. The mickey mouse plastic connector on the fuel return line broke ...	5
	2008 Dodge Ram 2500 SLT 6.7L 5th VIN: 3D7KS28AX8 This one is not fixed but I found part of the problem. My builder finalyyyy got to tearing into it and found clutches for 5th severely burnt. He says the plates were so warped its possible they were acting like a wave spring keeping 4 the half applied all the ...	5
	1999 Ford F-150 Lariat 4.6L Cuts out, MIL Lamp on VIN: 2FTRF17W9X After inspecting the wiring harness closer I found that the cam signal wire to the pcm was rubbing on the back of the engine and grounding out intermittently. I repaired the wiring and rerouted the harness and the cam signal has not dropped out and the engine ... Trouble codes: P00, 340 (camshaft position sensor looses signal to pcm).	8
	2004 Ford F-150 Heritage XL 4.6L Stall VIN: 2FTRF18W14 After removal and disassembly we discovered a failing torque converter but also a large amount of metal debris in the valve body. We installed a Jasper remanufactured transmission to correct the problem. Thank you everyone for your help! Trouble codes: P1728.	7
	2007 GMC Sierra 2500 HD SLT 6.6L No Start, MIL Lamp on VIN: 1GTHK23607 Thanks to all that responded. After starting fresh again i ran the truck until it started coding and shut it off, unplugged the unresponsive EBCM and cleared the system again. No more problem. Replaced the EBCM and reflashed all the modules. The GMLAN low spe... Trouble codes: U0106, U0101, U0140.	3
	2001 Honda Civic LX 1.7L no comunication VIN: 1HGES15571 With your help on the replies I was able to reasure my customer that he had a bad pcm then he mention that he install an after market radio which shorted out due to incorrect installation, we replaced pcm and that solve the problems the car had.Thanks to all...	7
	2012 Honda Civic EX 1.8L SRS system VIN: 2HGFB2F86C Well I discovered that this car had aftermarket heated seats put in & that this according to another tech affects the initialization process! So after removing the heater elements & wiring for them I then replaced the OPDS seat back sensor. Tried to initializ...	9
	2003 Hyundai Tiburon GT 2.7L Drivers seat belt switch VIN: KMHHN65F23 Thanks guys for your help. As I was posting this help request IATN informed me that there were several post relevant to my issue of the buckle switch. I did originally search the Fix Data Base, however did not see these posts. It is apparent now that this belt...	3
	2007 Jeep Grand Cherokee Laredo 3.7L Check engine light VIN: 1J8GR48K67 THANK YOU FELLAS, I followed allof your advise removedvalve & cleand port & replaced the EGR valve & disconnected the battery during the process, then afteward used the SOLUS scanner to opperate the EGR valve & it did stall h engine so i figured the port was c...	9
	2003 Lexus IS300 3.0L Ac VIN: JTHBD19253 The fix is finally in on this one. The first compressor was damaged by too much oil added by customer, the second one had a faulty speed sensor and only engaged occasionally. The third one worked properly and pressures were better but still not right. After ex...	21
	1998 Mercedes-Benz SL500 5.0L power window VIN: WDBFA67F4W Thanks for the replies. I finally studied the window adjustment procedure in AllData which led me to a torx head bolt in the center of the door under the only part of the plastic moisture cover that I had not removed. While the covering over the bolt appeared ...	8
	2002 Mercedes-Benz SLK320 3.2L MIL Lamp on VIN: WDBKK65FX2 Thanks for the replies car came back in fuel trims were good both o2s were hanging around .07 mv so I unpluged one it went to .465mv as a default. Then I checked for heater power and grounds all good. Word is these sensors only last 100k so we put 2 mb dealer... Trouble codes: P0134 (Right o2 malfunction), P200F, P0154 (Left o2 malfuntion), P2082 (Left 02).	5
	1999 Plymouth Grand Voyager Expresso 3.3L cruise control VIN: 2P4GP44G9X thank you all for your input. i ended up using the flow chart to diag. the code and found the PCM to be the problem.	5
	2006 Subaru B9 Tribeca Limited 3.0L cooling VIN: 4S4WX83C56 Hello, everyone thank you for all your help. What we found was the heater core was leaking. It made it difficult to bleed the system. After replacing the heater core everything was ok. Thank you again.	5

(Also Available: All, Asian, Chrysler, European, Ford, GM.)