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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 11, 2021
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Open Help Requests for All Makes and Models
Help Request Answers
2008 Audi A4 Quattro 2.0L engine VIN: WAUDF78E18
Grandson's car, new to him. Developed a loud tick when driving about 40 mph. He checked the oil level, it was full. Noise is from the top of the engine. It's a very loud ticking noise. I performed an oil pressure test and compression test as noted in short...
2014 Audi SQ5 Premium Plus 3.0L Poor Idle Quality VIN: WA1CGAFP0E
The car came in for a crankcase breather replacement for oil usage, owners diagnosis not mine. I replaced the crankcase breather and performed a walnut blasting of the intake valves. Afterwards the engine has a rough kind of lumpy idle and will eventually ... Trouble codes: P0300 (p0304-), P0304 (p0305-), P0305 (p0306-), P0306
2017 Cadillac CT6 Luxury 3.6L Surge VIN: 1G6KD5RS9H
I have a ct6 with 118,000 miles. When driving down the highway, just cruising, about every 30 seconds or so, the car feels like it is running over rumble strips NO CODES!!!
2012 Chevrolet Sonic LT 1.8L MIL Lamp on VIN: 1G1JC5SH3C
Hi, former auto tech now working on the heavy equipment side, but have a problem with a personal vehicle I just purchased. '12 Chevy Sonic with a 1.8. It had codes p0010- Intake cam pos. actuator valve control ckt. , p0011- Intake cam pos. system perf, p00... Trouble codes: P0011 (Intake camshaft position system performance), P0014 (Exhaust camshaft position system performance)
2012 Chevrolet Cruze LS 1.8L MIL Lamp on VIN: 1G1PC5SH8C
after repairing wires that were crushed by a chain, car starts and runs and drives, but dashboard service steering and traction control are on. I have check the connections at X200 under floor driver side to ALDL , X200 to the brake control module for cont... Trouble codes: C0710, U0074, U0415
2002 Chrysler PT Cruiser Dream 2.4L Engine VIN: 3C8FY68B92
This vehicle came in with blown head gasket and the head shop said the head was to damaged to repair. We purchased a complete rebuilt cylinder head, however it came incomplete. We where able to get the parts store to purchase us new cams, lifters and rocke...
1995 Ford F-150 Eddie Bauer 5.0L Poor Idle Quality, MIL Lamp on VIN: 1FTEF15NXS
MAF sensor wiring was not in proper shape, connector was wrong. installed proper pigtail, have installed three different MAF sensor. 12 volts in, black wire ground is good. have tested both wires with a headlight bulb to stress the circuit. the MAF and MAF... Trouble codes: 157 (MAF sensor low voltage)
2001 Jeep Wrangler Sahara 4.0L immobilizer VIN: 1J4FA59S91
Customer broke the skim connector plug when he was removing the steering column. The 5 wires all came out of the 6 cavity plug. We purchased a new plug (plug only w/no wires) so now I don't know the proper wire locations. IOW, I don't know where any of the...
2010 Mazda CX-9 Sport 3.7L Pedal VIN: JM3TB3MV2A
Customer was complaining about the pedal "going hard" coming to stops. I could not duplicate but the brake fluid was over 3 years old so we bled the brake system and replaced the fluid with BG Dot 4. Customer came back saying the problem was persisting and...
2012 Mazda CX-9 Grand Touring 3.7L Mechanical VIN: JM3TB3DA8C
Customer stopped last week about this CX9. Stated that leaving her driveway it would loose braking and would run rough. A short test drive indicated that the booster was running out of vacuum, or the vacuum source was weak. Took the lady home and she lives...
2010 Pontiac G6 GT 3.5L Hesitation, Misfire, MIL Lamp on VIN: 1G2ZA5EK9A
2010 Pontiac g6 3.5l. On acceleration at over 25% throttle the engine starts to break up. Misfires setting p0300. Under 25% throttle it’s fine. Misfires only showing on cylinders 1,3, and 5 when looking at data. Spark plugs, wires, mass airflow sensor have... Trouble codes: P0300 (Random misfire)
2004 Toyota Prius 1.5L Key Fob VIN: JTDKB22U24
Customer has two key fobs. Fob #1 would do nothing (car wouldn't start, locks wouldn't operate), fob #2 worked normally. Replaced battery in #1 (old one read 2.0v, new one read 3.2v) and both fobs worked normally. Next day #1 stopped working. Battery rea...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2016 Chevrolet Silverado 1500 LS 5.3L Tcm VIN: 3GCUKREC1G
Got the truck programmed with no issues. Truth is I just missed the option under ECM/TCM programming for Non M5U RPO vehicles. It is under ECM/TCM programming as Timothy stated. I looked at ECM/TCM and Transmission several times and somehow just missed it. I'...
2018 Nissan Leaf .0L SD card missing
After hearing the Leaf SD cards are not interchangeable between cars and not being able to locate the original we ordered one from the dealer. Our cost was $277. The good news is the card was almost plug and play, inserted into head unit, started car and afte...
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