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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 29, 2019
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Chevrolet S10 2.2L All VIN: 1GCCS14512
Replaced the dual hose from the compressor & filled system with proper amount of freon, (evac & recharge with robinair machine). The Compressor comes on & runs continuous but doesn't blow cold nor are any hoses cold to touch but they are pretty warm to the...
2014 Chevrolet Sonic LS 1.8L Unknown VIN: 1G1JA5SH9E
Customer complaint of overheating & MIL, fault codes P00B7 (coolant flow insufficient) and P0118 (ECT circuit high) present initially. Vehicle does not have a temperature gauge to monitor, supposedly a warning light, but never came on for me in shop or dur...
2017 Chevrolet Suburban Premier 5.3L No crank- Steering column Locked VIN: 1GNSKHKC6H
Hello Everyone, Having a time with a 2017 Chevy Suburban VIN#[...] 5.3 - 4WD-Auto-A/C with 47738 miles on it. Having a no crank and the steering column will not unlock. Dealer told them no warranty, they had it there for a few days and told cu...
2003 Dodge Ram 2500 ST 5.7L No Start VIN: 3D7KU26D33
Came in no start no spark no injector pulse. Found no control on relay control circuit. If i ground that circuit with a test light it starts and runs as long as its grounded. Do these trucks have problems with the harnesses rubbing or bad tipm box? thank y... Trouble codes: P0688 (Asd relay sensor circuit low), P0685 (Asd relay control circuit), P2106 (Etc system forced limited power)
2010 Dodge Ram 2500 Laramie 6.7L transmission VIN: 3D7UT2CL2A
Truck came in with no upshifts at times, goes to limp at times and will not upshift past 4th gear. Ran test, replaced harness connector at OSS. Replaced solenoid pack and line pressure sensor. Cleared codes and road test. Still sets P0721 and P0933. The in...
2012 Ford E-250 4.6L Compressor VIN: 1FTNE2EW4C
The computer on this beast is not grounding the relay to activate compressor. I can jump the relay and compressor works. I know I get power to the computer when AC is turned on but it will not provide ground to the relay. I have verified that the wire from...
2004 GMC Sierra 2500 HD SLE 6.6L AC Pressure VIN: 1GTHC24294
The truck running is extremely cold AC temps 36-38f. LS 24-28PSI, HS 180-200psi The truck will blow off freon after a test drive, drive the truck 10 minutes pull into parking lot and by the time you get to pop the hood its blowing freon off the compresso...
2008 GMC Sierra 1500 WT 5.3L engine VIN: 2GTEK19J68
this truck came to us because of a engine noise another shop had done a cam, lifters, and lifter control manifold but still made noise we found a ticking noise at idle on some valves and at 1200 to 2000 rpm other valves made noise so we disassembled remove...
2008 Jeep Grand Cherokee Limited 5.7L Unknown VIN: 1J8HR58268
hello all this is my personal jeep and I have been out of the service tech business for about 5 years. I have my 08 jeep here that had no issue's until I tired to go fishing with the family and made it one block from the house. I stopped at the first stop ...
2009 Lexus IS250 2.5L left front wiiring VIN: JTHCK26229
This Is250 was driven with the left front tire flat and shredded. The wires to washer pump and low washer fluid sensor were ripped apart. We havee identified the washer pump and low washer fluid wires,There are 4 mores wires in the same harness that we can...
2005 Lincoln Navigator 5.4L ignition system VIN: 5LMFU28555
Need to figure out why the ecm intermittently fires coils. Vehicle will sound like its trying to start, but will not start.
1995 Mercedes-Benz SL500 5.0L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Stall, Poor Fuel Economy
This ran great and then just ran poor. It appears rich. The fuel pressure is around 50psi. There is no leak in the pressure regulator. It runs better when ice cold but still won't rev up. My scanner is giving me a code 10 in base module but I'm not sure if...
2015 Nissan NV200 SV 2.0L Compressor VIN: 3N6CM0KN4F
Hello group -- this Nissan has been sent to me from another shop with some a/c work performed for checking out complaint of no compressor operaration. the system is charged and I see.9 volts in data at pressure switch. the fuses for the a/c system are good...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Chevrolet Cobalt LS 2.2L Poor Idle Quality, Surge, MIL Lamp on VIN: 1G1AK55F86
atone of the shops it went to before nit came to us, someone installed the wrong relay, when we put in the proper relay it ran good, no surge, but developed a message in the dic service power steering system, but it worked fine and still had chain noise, this ... Trouble codes: P1516, 00 (tac module throttle actuator position performance), P1682 (ignition 1 switch circuit 2), C0000, U0101.
2011 Chevrolet Malibu LS 2.4L Start then stall VIN: 1G1ZB5E17B
Hi guys, sorry, I thought I closed this a long time ago. Maybe I never hit the button to submit. I wish I had good information for you but while I was in the process of diagnosing this vehicle, the customer showed up to get something out of their vehicle and s...
1993 Ford Ranger STX 4.0L abs valve VIN: 1FTCR15X1P
well everyone was right we had another ranger that is a shop truck and we stole the valve off of that and wala worked like a charm we bypassed the valve on the shop truck as it gets driven about 5 miles a week thank you all for your responses I still could not...
2005 Ford F-350 Super Duty King Ranch 6.0L No Start VIN: 1FTWW33P15
turns out the new fuel pump that was installed at the other shop was no good and the fuel pickup was missing the screen so the truck was sucking air at a 1/4 tank of fuel. after i found the tank issue i got the truck started but the fuel pump was still making ... Trouble codes: P0472.
2004 Subaru Forester XT 2.5L variable valve timing VIN: JF1SG69674
Appreciate all the help, customer decided to drive for a few months and do more frequent oil changes and flush crankcase to see if he can clean it out. Thanks for all the replies and help.
2013 Subaru Impreza 2.0L Poor Idle Quality, Hesitation, Cuts out VIN: JF1GPAA60D
Okay, so I'm somewhat embarrased to admit it, but after a lot of diagnostic time I was bit by not listening to the customers complaint well enough. I did not realize that the problem started immediately after the customer replaced the spark plugs...so thats wh...
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