Automotive Technicians Technical Discussion and Fixes for Dec 23, 2011

Join Now

Prev	Professional Automotive Repair Technical Discussions for December 23, 2011 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
	1996 Chevrolet K1500 5.7L pedal height has anyone succesfully used a pressure brake bleeder on this system to acheive the correct pedal height and feel. does it speed the process and produce the desired results? would buy a bvranick bleeder just for these systems if it would fix them. have tied to ...	View
	2000 Chevrolet Malibu LS 3.1L Poor Idle Quality VIN: 1G1NE52J9Y wellcome to my nightmare guys.This one is coming from another garage the problem is engine start but can,t control my idle with the tech2 i have to operate the car with the two feet it seeem not dialibity problem at high speed no vacuum leaks i did check the e... Trouble codes: P0650	View
	2002 Chevrolet Impala 3.4L no start VIN: 2G1WF55E02 we checked the connections at sensor and at bcm c1 terminal b9 c1 term b12 and c2 a3 did drag test all tight.all look clean im thinking another sensor but my dealer says thay never had a bad one.poss bcm? really no good way to test this any farther that i now ...	View
	2002 Chevrolet Impala LS 3.8L battery VIN: 2G1WH55K72 Short trip driver. Michigan winter. After a few weeks battery is starting to get weak. Charged battery and checked draw. Initially 1.6 amp draw. After a few minutes everything goes to sleep and draw drops to 18ma. Within a few seconds draw jumps up to 1.8 -1.9...	View
	2002 Chevrolet Venture LS 3.4L Passenger side axle seal leak VIN: 1GNDX13E22 Passenger side axle shaft seal leaks. We replaced axle for torn C/V boots and at the time the seal was not leaking. We've replaced the seal 4 times and the extension housing bushing. We also tried a total of 3 axles and still the axle seal leaks. Also checked ...	View
	2004 Chevrolet Trailblazer LS 4.2L air injection VIN: 1GNDS13S94 can you help, having a intermittent fault. air injection. have been able to run air injection pump with scan tool. large quantity of air blows to control valve. code sets about 1 time every 5 to 6 weeks. hoping somebody has ran into intermittent problems. rela...	View
	2006 Chevrolet Trailblazer LT 4.2L Hesitation, Stall, MIL Lamp on VIN: 1GNDT13S66 Thank you for taking the time with this one, This unit has been a problem for us for about 6 months - first time in this unit had a problem with stabilatrac - we had to repair some wiring under passanger seat for problem (new connector)this unit was fine up un... Trouble codes: P0161 (Map or Baro pressure circuit out of range), P0121 (TP sensor or APP sensor 1 problem), P0601 (PCM memory error), P0068 (Map/ Maf- throttle position air flow correlation)	View
	2007 Chevrolet Suburban 1500 LT 5.3L No Start Hi guys need your help. I have no communication with BCM and a Transfer case code. I have 60 ohms across pin 6 and 14 on aldl. I am getting a stabiltrak message and service 4x4 as well as no gear shift indication and I dont need to put my foot on brake to put ... Trouble codes: B0790, U0140	View
	1997 Chrysler Sebring LXi 2.5L spark VIN: 4C3AU52N0V replace distributor,check ohms from PCM everything \checked out good, have injectors, checked grounds	View
	2001 Dodge Caravan SE 3.3L Output speed VIN: 1B4GP25361 This Caravan came to me stuck in limp mode. I scanned it for codes and found gear ratio codes and output speed sensor code. I found that the output speed would read RPM sitting still. So far, I have replaced the input and output speed sensors. I also ran seper...	View
	2001 Dodge Ram 2500 8.0L front axle assy VIN: 3B7KF23W71 There is a grinding, howling kind of noise from the front axle assy. The new wheel bearings turn smooth, I've pulled the front cover, and it was low on oil, and there was metal in the oil, but the gears and bearings seem to be ok. this noise gets much quiter i...	View
	2005 Dodge Grand Caravan SE 3.3L abs VIN: 2D4GP24R95 Vehicle has an ABS light on at all times displays codes 11 and 13. We have no signal from either front wheel speed sensor. Following the test proceedure we should have battery voltage to each sensor, we have 11.6 volts to the left sensor and only 5.7 to the ri...	View
	2000 Ford Ranger XL 3.0L Poor Idle Quality, Hesitation, Stall, No power VIN: 1FTZR15VXY Please HELP!!! So here's what i got, this truck was traded into us with a blown motor (head gaskets blown full of antifreeze). Replaced engine with a used engine.I switched all wiring, injectors, intake plenum, from old engine. Since then this engine won't har...	View
	2005 Ford F-350 Super Duty King Ranch 6.0L No Start, Stall, MIL Lamp on VIN: 1FTWW33P15 (See Repair History) Vehicle started up after bleeding air out of pump, ran good. Customer complained that it didnt seem to have full power. After customer hooked trailer up he really noticed the lack of power. Check engine light came on and vehicle stalled an... Trouble codes: P2286 (Injector Control Pressure Sensor Circuit High)	View
	2002 GMC Savana 2500 5.0L Misfire, MIL Lamp on VIN: 1GTFG25M02 Used van came in with misfire from another shop with misfire codes and code 1381 which has not returned, classic lower intake vacuum leak. Replaced intake gaskets which were blown and performed tune up. Truck runs awesome but throws a false misfire code. Check... Trouble codes: 300 (307 -), 307 (1381 -), 1381	View
	2000 Honda Odyssey EX 3.5L No Heat VIN: 2HKRL1860Y Customer complains of no heat. Checked heater hose with Valve in it and its hot. Other hose is warm not hot. We removed hoses and flushed heater core. Replaced thermostat. No Difference. Vehicle blows cool to warm air at best. Does it have a blend door or just...	View
	2006 Hummer H3 3.5L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 5GTDN13646 thanks for taking time to check this one out. vehicle came in with several complaints. customer was driving down highway and car cut-out. did not stall, but it lost power and was idling very rough. it was described as running on only about 2 cylinders. it fina...	View
	2004 Land Rover Range Rover HSE 4.4L MIL Lamp on VIN: SALME11404 code comes on after 15-28 miles of driving. usually at a stop or not under load is what the scanner shows but while i am driving on the freeway is when i saw the light come on. replaced maf sensor and sai valve in back of intake and fixed all found leaks we al... Trouble codes: 1170 (right bank pre cat), 1173 (left bank pre cat)	View
	1993 Lexus LS400 4.0L Excessive Emissions, No Start, Cuts out, Stall, engine kickback VIN: JT8UF11E0P Thanks for any help on this one because she's a fun one. Car came in on a hook. Cust states that car would shut off while driving but always restart. The dash lights are flickering and sometimes inop. Car would not accelerate at all you could start it put it...	View
	1986 Nissan D21 XE 2.4L No Start VIN: 1N6ND16Y8G Original injectors were stuck open. Replaced with remanufactured injectors, the new injectors stuck open and flooded engine while running after 3 days of operation. Sent those injectors to be rebuilt, they tested ok and were returned. Replaced computer and re-...	View
	1995 Nissan Quest GXE 3.0L Excessive Emissions, Hesitation, MIL Lamp on VIN: 4N2DN11W1S hey guys this vehicle comes to me from another shop.the customer has spent about $1000.00 dollars trying to get an emissions at no avail.so however this is what i've ot.engine idles good and runs good cold.once it is warmed up the computer is having a hard tim... Trouble codes: 33 (o2 senser circuit fault)	View
	2001 Nissan Sentra GXE 1.8L Alternator VIN: 3N1CB51D91 This car came in overcharging. The battery light was coming on intermittantly. We replaced the alternator. Was overcharging worse than before. Tested positive alt. stud to batt. pos. terminal and alt. case to batt. negative terminal and less than a tenth of a ...	View
	2005 Nissan Frontier LE 4.0L MIL Lamp on VIN: 1N6AD06W25 Engine had serious sludge issues, so we did a complete teardown, clean up, and reassemble with new bearings,cams, and chains. Now First Problem after rebuild of motor was had low oil pressure. We had the P0011 (intake valve timing control on right bank) but wa... Trouble codes: P0011 (Intake Vlave Timing Control)	View
	2000 Oldsmobile Intrigue GX 3.5L Airbag light VIN: 1G3WH52H8Y Hey guys, thanks for the help on this one. I have a 00 Intrigue with a 3.5. I just replaced the BCM due to a non-communication, (U) code, and the service vehicle light on. After replacing the BCM everything now works, I am able to communicate with the BCM and ...	View
	1992 Toyota Camry XLE 3.0L No Start VIN: JT2VK13E7N car starts and runs good when cold. shut car off after 20 mins. then won't restart. cranks good. has good spark at plugs. fuel pressure around 40 lbs. has 12 volts at injectors but no injector pulse. spray carb. cleaner into intake manifold starts up and runs ...	View
	2002 Toyota Tacoma DLX 2.7L Misfire VIN: 5TEWM72N12 This truck came in with coolant in the cylinders. We took the engine out and gave it to the machine shop. They replaced the head(brand new) rebuild the short block and reassemble the engine. We dropped the long block in with all new hose, plugs, fuel filter. D... Trouble codes: P0303	View
	1999 Volvo V70 X/C AWD 2.4L driveline VIN: YV1LZ56D6X Upon hard acceleration it feels like right front wheel wobbles, especially on take off. Then it vibrates slightly during acceleration at all speeds. We removed driveshaft and wobble is gone. It still vibrates. Customer stated that the previous repairs didn't h...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2001 Audi TT Quattro 1.8L heat VIN: TRUUT28N81 thanks for all the possible things to check, as a few of you had implied the foam from the blend doors was missing there wasnt even a trace of that foam to be found,as of right now the customer has decided to not proceed with the repairs but thats whats wrong....	18
	1995 BMW 325is 2.5L No Start VIN: WBABF4321S The color label of the replacement DME must match with the orignal DME. The maroon color label is an earlier production unit without the EWS II system. The later production DME with the silver label has the EWS II system. Both DME have the identical part numbe... Trouble codes: 066 (Dwa).	7
	2002 BMW M3 3.2L Hesitation, Surge, Cuts out, Stall VIN: WBSBL93472 ok we replace throttle body actuator with used unit and we got the first problem fixed no more p1603 and today after test drive the car i have another problem car stalls on stop light you have to keep on the gas to keep the car running otherwise it will die do... Trouble codes: P1603.	7
	1965 Chevrolet C60 292CID Engine swap Im going to close this for now. Against my better judgement Im continueing my attempted repair as I have the customer locating the parts. Most replies said run away but i love a challenge. Thats for the web site info. I beleive it it will be helpfull. I unfo...	25
	1998 Chevrolet Cavalier 2.2L No Start, Stall VIN: 1G1JC5243W Hey guys, thanks for all the help, replaced the instrument cluster with used one and programmed passlock sensor, now working fine. Trouble codes: P1629 (VTD no signal/incorrect), B1022 (Loss of serial data).	12
	1998 Chevrolet C3500 Cheyenne 5.7L starter VIN: 1GBJC34R3W Melted wires in harness where it ran by the egr. New harness cured problem. Response was very helpful. Thank you everyone for your help. robert [...]	22
	1999 Chevrolet Silverado 1500 5.3L No Start VIN: 2GCEC19T9X Hello all, Thanks for all the good advice on this one. I FINALLY got down and dirty as some of you suggested and found the pink wire from ECM 1 fuse dead. Popped the skirt off of the fuse block and found 6 wires mouse chewed! I hate mice and rats!!! Repai... Trouble codes: M1SC.	12
	2003 Chevrolet Silverado 1500 WT 4.8L Stall VIN: 1GCEC14V13 we filled the gas tank with fuel (it was at quarter of a tank) and now starts fine thanks for all the help Jason	23
	2004 Chevrolet Colorado LS 3.5L No Start VIN: 1GCDT14684 Thanks for all the help. Ended up replacing the BCM. Had trace voltage on the crank run circuit, cut the A17 wire at the white connector on the BCM and had the voltage coming from the BCM and should have been 0 volts. Apparent short through BCM allowed 2+ volt... Trouble codes: B2958 (Security system sensor data circuit high).	6
	2003 Ford Crown Victoria 4.6L Hc VIN: 2FDFP72993 HEY GUYS THANKS FOR ALL YOUR HELP!!! AND SORRY FOR THE LATE REPLY! BUT HERE IT IS SO I WAS PAYING TOO MUCH ATTENTION TO THE BIGGER PICTURE, WHAT CAUSED THE HIGH HC WAS THERE WAS A PINCHED VACUUM LINE, THE LINE GOING TO THE PCV VAVLE FROM THE THROTTLE BODY! SO ...	11
	2004 Ford F-250 Super Duty Lariat 6.0L Excessive Emissions, Hesitation VIN: 1FTNX21PX4 Hello fellow members. Thanks a lot to all who replied and those of you that just felt the pain! The concensus was that the sleeves could be a source of problem. I removed all 8 injectors and immediately noticed a problem with two cylinders. Appeared both heads... Trouble codes: P0402.	3
	2004 Lincoln Aviator 4.6L Drivers side Head Thank you all for the valuable input on the vehicle let me start by filling in the correct vehicle info. This was a 2003 not 04 VIN for the Vehicle [...] The TSB for the problems with the driver-side head is 06-5-13, updated part # is 2c5z-6049-b...	6
	2002 Mercedes-Benz ML320 3.2L wheel bearin VIN: WDF6398132 thanks for the info and part no.willdo repair after christmas,am closeing shop for 2 weeks,going sailing,merry xmas everyone.	5
	2004 Mercedes-Benz ML350 3.7L MIL Lamp on VIN: 4JGAB57E44 I would never believe it if I didn't see it for myself. The last thing we found was a broken wire approx. 4 inches from connector in left rear wheel housing. In the end, we had replaced a rubbed through evap line, replaced a binding shut-off valve and repaired... Trouble codes: P0446 (Evap system vent control circuit).	7
	2006 Mitsubishi Lancer ES 2.0L Power Door Locks VIN: JA3AJZ6E76 hey guys thanks found the micro swich on the door lock was not installed correctly reinstalled the door lock swich and locks are now working	3
	1998 Saturn SL2 1.9L Engine VIN: 1G8ZK5275W I want to Thank everyone for all your help. I spoke to the customer shortly after posting for help on iatn and found this light has been on and off for over 100,000 miles the car was in a bad crash and he bought it off of some shade tree body guy. The car was ...	14
	1995 Toyota 4Runner SR5 3.0L abs lamp VIN: JT4VN36H2S A very big thank-you to all that helped.We have not got vehicle back,customer went out of town to work and now college is closed for the holiday break.We contacted customer right away[students brother] told him to not drive truck as oil will leak and soak brak...	19
	2002 Toyota Sienna CE 3.0L Horn VIN: 4T3ZF19C52 cleaned splines on sttering column seems okay now. i will follow up as needed. the ground is being lost, and adding a separate horn button is the best solution, if the problemcomes back. Thanks to all the help.	11
	2007 Volvo C70 T5 2.5L Tire Wear VIN: YV1MC68267 Most replies were related to the lower control arms. Either poor aftermarket or wrong ones installed causing toe issues under load. I can almost guarantee this is the problem. Customer refuses to believe this and was evasive as to why he changed the arms in th...	11

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