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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 8, 2020
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Open Help Requests for All Makes and Models
Help Request Answers
2006 Chevrolet Colorado LT 2.8L MIL Lamp on VIN: 1GCCS14866
This one is killing me (P0171). All issues are at idle, fuel trims are acceptable at cruise and under load -3 / 4 STFT and -3/ 3 LTFT. At idle the fuel trims will show 0 STFT and 5/ 8 LTFT at times which id not bad, but will intermittently go to 0/ 3 STFT ... Trouble codes: P0171 (Lean Bank 1)
2006 Chevrolet Express 2500 4.8L Misfire VIN: 1GCGG25V96
Ok so this gem came in with customer complaining about stalling, test drove van and noticed that it was miss firing so i scanned it and found p0306 misfire on 6, so i checked fuel trim and they were -20 on bank 2, i thought this was strange so swapped coil... Trouble codes: P0300, P0306
2014 Chevrolet Express 1500 4.3L MIL Lamp on VIN: 1GCSGAFX5E
hey guys van came in with above codes found plugs severly worn replaced plugs and wires and downstream o2 couple weeks later codes returned no history or present misfire counters fuel trims are in range only thing sticks out is the b2s2 o2 still remains la... Trouble codes: P219B, P219B
2016 Chevrolet Express 4500 6.6L Heater VIN: 1GB6GUCL4G
This ambulance has perfect heat above idle. 155 degrees. When it idles the temp goes to 75 degrees. The heater hoses are 75 degrees on the inlet and outlet as well as on front and rear heaters. The engine is maintaining operating temperature. Its like the ...
2013 Ford Escape SEL 1.6L timing belt VIN: 1FMCU9HX1D
Started my first water pump job on a 1.6 today. Did not have repair data available at the start, Well. I removed crank bolt without realizing that was a mistake. Turned crank and of course the pulleys stayed put. My question is can crankshaft and pulley be...
2007 Jeep Grand Cherokee Laredo 3.7L hard start hot VIN: 1J8GR48K47
Good morning,im working on this jeep for a hot restarting issue. Initially checked for codes and basic engine data pids. No codes and fuel trim and data -ok. Checked cam and crankshaft waveforms and replaced crank sensor due to choppy waveform -no change ....
2016 Nissan Rogue SL 2.5L None VIN: KNMAT2MV3G
Customer concern after driving 1 hour at highway speeds a message is displayed on dash (STOP VEHICLE AWD TEMP) with no symptoms.Question what is in over temp? Transmission? Also noticed on trans fluid check it states to check at 104 deg. This cvt will not ...
2004 Saab 9-3 Linear 2.0L No Start VIN: YS3FB49S24
This vehicle came to us after several visits to at least two other shops. ISM was replaced several months ago for key not turning and SCL locked...solved problem for a while. Car was towed to us with new CIM installed and new electrical portion of ISM inst... Trouble codes: B3935 (Transponder malfunction), B3060 (Unknown transponder), B3056 (No transponders learned), B1016 (Control module not added), B1001 (Control module not added), B3057 (Control module not added)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 BMW 328i 3.0L MIL Lamp on VIN: WBAWV13547
Well after many attempts to clear the ports, I found CRC intake valve cleaner worked the best. I was able to get it cleared just enough to barely pass the air injection monitor. Confirmed the small ports are indeed behind the valves on the head ports and the... Trouble codes: P0491 (Secondary air bank 1 insufficient flow).
2003 Dodge Ram 1500 Laramie 4.7L temperature VIN: 1D7HU16N53
You were all right on the money. Flushed and back flushed the heater core several times..flushed out a lot of what looked like stop leak granules. I didn't know that Dodge heater cores could do what it did by being partially plugged. Thanks to all 18 techs fo...
2009 Dodge Journey SXT 3.5L Shift interlock VIN: 3D4GH57V79
Customer has decided to use manual shift lock override to shift.We do have it narrowed down to one circuit.With the feedback from other Techs we will be checking some wiring next time to find the problem. Its an old vehicle and he doesn't want to spend anymore...
2000 GMC Sonoma SL 4.3L No Start VIN: 1GTCS19W7Y
Yes it is fixed. took off the pressure gauge yesterday morning by popping the quick connect instead of unscrewing it. what gushed out puddled up just like water-because it was water. took a fuel sample and it was 95% water and 5% fuel. somebody sabotaged this ...
2013 Hyundai Azera 3.3L 3-4 Shift VIN: KMHFH4JGEA
happy new year to all my iatn brothers first of all i must say this problem was the worst in my 30 year career to make a long sgtory short i replaced the trans with a huyndia factory unit and everything works great i didnt even relearn it i cant beleive i g...
2009 Mercedes-Benz C300 4Matic Sport 3.0L Transfer Case VIN: WDDGF81X39
The output share bearing preload was excessive make sure when you reassemble the unit to check that both output shafts Turner freely by hand. Expressly if you damaged so selective washer behind bearing race during race removal even if you machine it like I...
2014 Ram 1500 Laramie 5.7L feels like misfire VIN: 1C6RR7NT7E
Thank you to all that replied. We check the firm ware Witech show it to be current. The customer did not want to tear into the engine at this time. I will update this post if he decides to look further into it. Trouble codes: U1424 (00- Inplasible enginge torque signal recieved).
1995 Toyota Corolla DX 1.8L Gas smell VIN: 1NXAE09B7S
Didn't get the car back till yesterday due to the holidays. Found an intermittent gas leak under one of the gas tank straps. Was a pinhole and would not leak if just sat without driving it.Thanks to all for your help.
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