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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 26, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Chevrolet Trailblazer LS 4.2L rear defogger VIN: 1GNDT13S32
Customer brought in 02 Trailblazer and stated rear defogger was not working properly. These types of repairs are not my strong suit so any help is greatly appreciated. Only the 3rd and 4th lines on the defogger grid work. These 2 grid lines are in line with th...
1990 Dodge W350 5.9L No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1B6KM3657L
Replaced the engine with a reman unit, the old engine ran very well before the replacement. The new engine will not start unless the MAP sensor vacuum source is unplugged, but after a few minutes the engine will idle perfectly for hours with the MAP vacuum sou...
2003 Ford F-350 Super Duty XLT 6.0L Hesitation VIN: 1FTSW31P43
Hope the Diesel Gurus can help with this one. We have an intermmitent lack of boost. What has me confused is the VGT% will stay in a normal range when the problem occurs. We have fuel pressure and ICP and IPR are both test good. The MAP is reading correctly (W... Trouble codes: P132B
2009 Ford E-350 Super Duty XL 5.4L Poor Idle Quality, Cuts out, Poor Fuel Economy VIN: 1FBNE31L19
Help Ford Techs & other fellow techs: I have a highway driven ford van here that has 341xxx miles with an engine with only aprox 40xxx. It came to us with a complaint running bad! There are no codes ,has a rough idle & not running good at hwy speeds [all spee...
2003 GMC Envoy SLT 4.2L abs VIN: 1GKDT13S13
We got this truck back in August for PA state inspection. He already had done all rotors and calipers himself. He could not get system bled so asked us to do that. He also stated that the ABS would activate just as truck would come to a stop. We verified all h...
1996 Honda Accord LX 2.2L No Start VIN: 1HGCD7138T
I replaced the engine in my car with a prelude engine and now I am trying to install a prelude ecu in the car. With the scanner I have all the readings but I have no spark. I am pretty sure they have put that wire in a different pin than the accord on the ecu....
1999 Pontiac Grand Am SE 2.4L No Start VIN: 1G2NE12T8X
jose [...]
1997 Toyota Land Cruiser 4.5L oil pump drive gear
During engine overhaul, machine shop put block in cleaner damaging the bearing for the oil pump drive gear in the block. Toyota says this bearing is not serviceable and we would need to purchase a new block to get the bearing. Does anyone know of a source for ...
1997 Toyota Tercel CE 1.5L Excessive Emissions VIN: JT2BC51L8V
This car came to me with a failed emission test and no codes or drive ability issues. The vehicle failed the emission test on the HC numbers. Co and NOX passed although the NOX was high. I tested for codes and none are present, I then test drove vehicle and wa...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Buick LeSabre Custom 3.8L ac VIN: 1G4HC96R5X
Thanks for your help. Almost all of you were correct, The vacuum ports on the ac programmer were swelled up & soft. I replaced it & the connector with the vacuum lines & everything works great. As many as these that come through my shop i would have thought i...
2009 Cadillac CTS V 6.2L Electrical
First off. Thank you all for the replies. Thank you Jeff from Penn. As it turned out, New battery in remote was dead. Replaced with a new one. Checked voltage myself. Still wouldn't read remote. As you said. I placed it the glove box by reader. Went back a cou...
1999 Chevrolet K3500 5.7L Poor Idle Quality VIN: 1GBJK34R1X
Hi all I have not fixed the truck yet been super busy but will post and let you all know what the fix was thank you all for your help I really thank you for you time and tips. Tony.
2004 Chevrolet Silverado 1500 LS 5.3L MIL Lamp on VIN: 2GCEK13T74
I got this truck back at my shop to check it out. When the customer dropped it off to me he said the CEL was on. When I got in the truck to bring it in, the CEL was off. I drove it to gas station and it took $20.00 worth of fuel with no problems. I wish I ... Trouble codes: P0455 (Evap leak large).
2007 Dodge Grand Caravan SXT 3.8L abs VIN: 2D4GP44LX7
found broken wire at left wheel speed sensor where wiring goes up thru body
2005 Infiniti G35 X 3.5L Stall VIN: JNKCU51F85
As always thanks to all who took time to reply. Chris and Charles got it. Put in the used PCM, programmed the keys and it fired up and ran just fine. Had my 5v reference I was looking for to the pedal position sensor. In this case I didn't even have to do an ...
2007 Mercedes-Benz CLK550 5.5L Hesitation, No Throttle Response VIN: WDDDJ72X17
Thanks to all who gave suggestions! I finally concluded car needed the ETC control module AKA conductor plate, which MB still will not release. Sent car to dealer and they sold the aftermarket warranty company a trans complete for 6K. After car returned to cus...
2003 Volvo XC90 T6 2.9L Power Steering VIN: YV1CZ91H83
this may be a long answer with an unexpected twist, but that's why we work on cars right? the mystery! my tech put up his dukes and we asked how does this system work by paying for another section of the VIDA package called service and parts bulletins and tec...
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