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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 6, 2021
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Open Help Requests for All Makes and Models
Help Request Answers
1998 Dodge Ram 2500 5.9L not shifting right -limp mode? VIN: 1B7KF236XW
Truck came in with issues not shifting right. With scan tool found a lot of missing data in the TCM. No RPM (sent from ECM), no TPS voltage (sent from ECM). The governor pressure and fluid temperature fluctuates from max to min. Fuel level fluctuates from ...
1978 Ferrari 308 GTS 3.0L Electric windows VIN: 25587DGM15
Someone had the drivers door panel off and disconnected all of the wires on both passenger and drivers electric window switches. I can't seem to find the accurate wiring diagram anywhere. Any thoughts, pictures, ideas,ect...?
2005 Ford E-350 Super Duty 6.0L no boost til 2000rpm VIN: 1FTSE34P25
This is the strangest 6.0 problem we've come across. Turbocharger will not produce boost until somewhere around 1800 rpm at which point, everything works as it should and the turbo will produce all the boost needed. When it came to us, it had no boost at a...
2011 Land Rover Range Rover Supercharged 5.0L Cabin Fan VIN: SALMF1E49B
This vehicle came in for an inoperative cabin fan. I performed the RR tests and determined that the blower resistor had Failed. I was suspicious of a bad cabin fan motor so I tested the current draw on the circuit in all speeds. The max I saw was 21a. The ...
2007 Nissan Xterra X 4.0L Hesitation, Surge, Misfire, MIL Lamp on VIN: 5N1AN08U57
This is a vehicle bought at auction and brought to us from another shop. The computer appears new, also coils and plugs are new, one Air fuel sensor is new, not sure what else was done. I did a relative compression test which showed to be pretty even on al... Trouble codes: P0300

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2013 Chevrolet Malibu LS 2.5L MIL Lamp on VIN: 1G11B5SA9D
I checked for alcohol content it was 10%. Timothy felt like the maf was too high. i replaced the mass air flow sensor, fuel trims came in line all is good vehicle is gone. thank you for all your help. Rick Trouble codes: P0138, P2271.
2013 Mercedes-Benz S550 4Matic 4.6L Rear suspension VIN: WDDNG9EB1D
Thanks for all the replies. Bill helped get me on the right track. I first looked at this and it seemed connected. Turns out the end of the rod on the height sensor has a sheet metal clamp that goes around the sway bar. Clamp was split causing no clamping acti...
2016 Nissan Titan XD Platinum Reserve 5.6L AC vents VIN: 1N6AA1F20G
Unfortunately the customer is not willing to let us keep it for any period of time. I called him and suggested that he take it to the dealer and advise them what has already been done. I asked him to let me know if they fix it and how did they fix it. We d...
2002 Volvo S40 1.9L Brakes VIN: YV1VS29542
Due to these things getting so crusty, I opted to order part # [...] per Justin suggestion. I bought a NAPA check valve to fit into the booster and ran a vacuum line. The other 2 factory lines fit, just cut the molded plastic one off and reheated it on the ...
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