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Prev Professional Automotive Repair Technical Discussions for October 14, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
1968 American Motors Rebel SST 4.8L Mechanical VIN: A8A177M264
I cannot find any information on which way the sprag locks and freewheels in this t35 transmission if anyone knows help please as I have everything ready to go together but don't know about the sprag
2004 BMW X5 4.8is 4.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 5UXFA93544
Sorry for the long story but I've done a lot of testing. The vehicle came in with the engine light on and engine running rough, single cyl. misfire cond. Customer states,"the check engine light is on. The engine has a misfire intermittently. The coil and plug ... Trouble codes: 274E, 2742 (Misfire detection cylinder 1), 2744 (Misfire detection cylinder 4), 2746 (Misfire detection cylinder 6), 2748 (Misfire detection cylinder 7)
2004 BMW 530i 3.0L Secondary ai VIN: WBANA73504
2004 BMW 530i with secondary air injection code (2761) found that the air injection pump only runs for about 5 seconds in the morning. replace the relay (salmon colored relay in e-box?) removed the control valve at the cylinder head. no coking, all clean. The ...
2001 Chevrolet Silverado 1500 5.3L Cruise Control VIN: 2GCEK19T21
Hi i have a 2001 silverado in the shop with a cruise control that is not working. The light on the dash will blink as you go down the road and the faster you drive the faster it will blink. When you come to a stop the light will stop blinking. We have checked ...
2007 Chevrolet Silverado 2500 HD Classic LS 6.6L fuel VIN: 1GCHK23D97
I am working on a 2006 6.6 duramax and can't get it to run. Drove in a couple months ago but ran very poor like a misfire. then stopped running completly. Will start on starting fluid but then stalls when runs out of starting fluid. Replaced the Injecton pump ...
2009 Chevrolet Tahoe Hybrid 6.0L Engine VIN: 1GNFK13589
This Tahoe Hybrid needs an engine is there anything I need to watch out for or specialty tools needed to change this engine I don't want to find out after I start the job thanks for any input you guys have
2000 Dodge Grand Caravan 3.3L MIL Lamp on VIN: 2B4GP24R4Y
Four days ago van came in with check engine lamp on, no communication with PCM and no speedometer reading. All other modules communicated. Tested powers and grounds, bus voltage and sensor reference voltage, all tested good, replaced PCM, (PCM came from Chrysl...
2003 Dodge Ram 1500 Laramie 5.7L MIL Lamp on
ok dodge guys this ones got me stumped. this truck will set a code for no oil pressure every time you start it but if you turn key on than off and back before starting it will not set code gauge on dash works fine. or if you start it then turn it off real fast...
2003 Dodge Ram 3500 Van 5.2L Cuts out VIN: 2D7KB31Y23
This vehicle has had virtuallly every ignition and fuel delivery part replaced (plugs, wires, cap, rotor, fuel pump), including a new map sensor , crank sensor and pcm. Timing/crank variation has been set. An injection and induction cleaning service has been d...
2004 Dodge Durango SLT 5.7L Engine VIN: 1D4HB48D34
customer brought into the shop for a noise complaint after changing the oil. Engine oil is full, correct filter is installed. no miss fires and it idles normal besides the noise. the noise is coming from the bell housing area but I can not determine if the noi...
2005 Dodge Grand Caravan SE 3.3L Battery VIN: 1D4GP24R85
Hello everyone, this customer has the battery on her van go dead very periodicly, it has been in the shop 4 times over the past 6 months. Every time it comes it there is less than 5 miliamp draw on the battery. Has anyone experienced something that would kill ...
1994 Ford E-150 Econoline 5.8L steering box. VIN: 1FDEE14H4R
Have this van, with customer concern of no steering assist to the right only.Does not make the notorious high pressure whine when turning to right.Dont believe it could be the pump, as it cannot differentiate left to right.Doubt its a tight steering or suspens...
2005 Ford Mustang GT 4.6L Alternator VIN: 1ZVFT82HX5
Car came in for no alternator output or low voltage. Customer replaced the alternator with reman unit because the original one had a noise. When he was replacing it he touched/shorted the power wire to the frame of the alternator. We have tested all the circui...
2006 Ford F-450 Super Duty XLT 6.0L Batterys VIN: 1FDXF46P36
Truck came in with a battery drain will kill the battery in bout half day we have pulled codes it has no codes we did update pcm and ficm just to be sure they was all good put a clamp meter on and one day it says there 10 amp drain and the next day it 2.3 or s...
2006 Ford F-550 Super Duty XLT 6.0L No Start VIN: 1FDAF57P36
Died while driving. 0 psi icp. 0 psi low oil pressure. Removed check valve, no scoring or debris. Wondering what people are seeing on the oil pickup tubes, or any other advice. Thanks, chris
2002 GMC Sierra 1500 SL 4.3L No Start, Flooded VIN: 1GTEC14W42
Towed into shop quit while driving. Checked fuel and spark [ok] removed plugs [flooded] Replaced cap,rotor,wires and plugs. [engine still flooded and backfires] Checked injectors for leakage with gauge [did not drop] Still replaced with good used spider to rul...
2006 GMC Sierra 3500 WT 6.6L Head Gasket VIN: 1GDJC33D06
Alright duramax guys. Im thinking about doing head gaskets on this 6.6l duramax. I've never torn into one of these before and book time is 35 hours. Alldata seems to show everything i need to do the job. Couple question: 1) what makes this a 35 hour job? i kn...
2008 Infiniti G37 Sport 3.7L Av VIN: JNKCV64E38
Vehicle has intermittent power loss to the AV system, the BCM and IPDM. This power loss can last anywhere between 5 to 10 seconds. Originally, the complaint was for the shifter being inoperable, upon the first test drive the vehicle started showing more intere...
1997 Jaguar XK8 4.0L Misfire, MIL Lamp on VIN: SAJGX2744V
This car intermittently drops 4 cylinders simultaneously. It will do this just idling in park. Two inboard cylinders on one bank and outboard cylinders on opposite bank. The codes descriptions are coil related and the relevant coils share an igniter module. Sw... Trouble codes: P0352, P0353, P0355, P0358, P1367, P1368
2008 Mazda 3 Mazdaspeed 2.3L Suspension VIN: JM1BK34M18
This Mazda came in for a severe rattle/clunk from the front end under normal driving. The front struts were shot, as were the lower control arm bushings. We replaced struts with OEM units. the lower control arms were replaced with complete units as well. The s...
1984 Mercedes-Benz 500SEL 5.0L boot lid mod VIN: WDB1070462
a plan or measurements will be a great help Thanks
2003 Mercedes-Benz CLK320 3.2L soft top VIN: WDBLK65G23
Need help with code. B1647-001 second posting. When I started this car had no windows, no for/aft seat movement and no roll bar operation. First round of codes. said lower control panel coded wrong. Found it shorted with coffee. replaced that and for/aft motor...
2004 Mercedes-Benz CLK320 3.2L Cuts out VIN: WDBTJ65J24
Vehicle came in to the shop with the customer complaint that the vehicle dies while driving and electrical system malfunction also has a display defective visit work shop comes up on display when it dies,the customer would then let the car sit for 15 min or so... Trouble codes: P2071 (Start Enable of DAS Not Sent Check Fault Messages in Control Module EZS)
2008 Mercedes-Benz E350 4Matic 3.5L Drive-axles VIN: WDBUF87X88
Simple request-I cannot find the torque spec for the axle retaining bolt that secures the the front axle to the wheel hub-nothing in all-data or Mitchell-Thanks guys-Deke
2007 Mini Cooper 1.6L Surge VIN: WMWMF33557
Hello Mini tech's, This one is intermittant,it starts to surge and then sets this code #P1047 for Vanos servomotor activation? Is it like the Bemmers that get sticky from oil contamination? What we have had luck with those is to flush the engine oil? Have not ... Trouble codes: P1047 (Vanos servomotor activation)
1997 Mitsubishi Eclipse GST 2.0L Poor Idle Quality, Hesitation, Surge, Cuts out, MIL Lamp on VIN: 4A3AK54F4V
the vehicle came with the mil on and some hesitation on accel. after we replace the tps the problem got worst ,pcm is acting really weird,on scanner you could see how tps change voltage without problems same as next to the sensor,p0120 came back ,when I drove ... Trouble codes: P0120, P1715
1995 Pontiac Grand Prix GTP 3.4L Poor Idle Quality, Surge VIN: 1G2WT12X8S
This car was at my new employers when I got here and they were already in over their head. They had already tried two mass airflow sensors, plugs, wires, and a fuel pump. Had also had two traveling diagnostic techs who recomended fuel injector replacement but ...
2014 Subaru Outback 3.6R Limited 3.6L Remote start VIN: 4S4BSELC5F
Hi all! I need some new Subaru information... This is my wives 2015 Outback, not a 2014...apparently too new for the VIN decoder to handle. I need someone who's knowledgeable about Subaru remote starters. She found some info online that the factory keyless ent...
1998 Toyota Avalon XL 3.0L cv joint VIN: 4T1BF18B9W
Customer complains of a vibration while under load climbing hills. Yesterday got a vibration at 70 mph that got so bad felt like a flat tire or wheel falling off, and pulled over inspected tires and no issue so proceeded on hwy. Had a slight vibration, but vio...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Acura RSX 2.0L Srs VIN: JH4DC54882
To make it short. I found that I had power were it needed to be and grounds where it needed to be. I did check the fuses to make sure I did not have any problems there. All fuses going to the SRS unit were good. I replaced with another used SRS control module ...
2009 Audi A4 Quattro 2.0L engine does not run VIN: WAUSF78K29
The crankshaft pulley jumped several teeth and put the crank out of phase with the valve train. (note. when this happens the timing appears to be correct on the chain and all the gears, but the piston is not on TDC as it should be. ) We were lucky that the v...
1990 BMW 525i 2.5L Hesitation, Surge, Cuts out, Stall, Misfire VIN: WBAHC2316L
Once I checked everything and all possible causes I added power to the coil now note there was already 12v there I just added an [...] with power probe and car would stabilize so I figuerd the coil had to much resistance and replaced car ran fine after...
2004 BMW X3 3.0i 3.0L MIL Lamp on VIN: WBXPA93404
Thanks to all that provided suggestions. Alas, I cannot yet call this vehicle fixed as I was unable to put a significant enough number of miles on the vehicle before the customer picked it up. Prior to delivery, I rechecked and tightened all intake boot clamp... Trouble codes: P0171 (2882 Mixture prep Bank 1), P0174 (2883 Mixture prep Bank 2).
2005 Cadillac CTS 3.6L no fuel guage , VIN: 1G6DP56745
Thank you all for your help. the new ecm from the dealer was a bad part. put another ecm and it was all good.
2000 Chevrolet Express 2500 5.7L No Start, Stall VIN: 1GCGG25R1Y
2000 Chevrolet S10 4.3L MIL Lamp on VIN: 1GCCS19W4Y
This is a sho' nuff bizarre car. 10 responses recommended reflash. One said to run real far. Sound advice, but when you have 4 techs and their families to feed, you can't always do what you want. One felt the need to give me a little kick while I was down. As ... Trouble codes: P0160, P0146, P0325.
2004 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on VIN: 1GCHK231X4
Thanks to everyone that offered help and info. I was able to do as Seth and Hal suggested, watching the MAF reduce while commending the EGR open, the EGR system seemed to work fine. The MAF Sensor was dirty, I cleaned it up in case that is how the EGR flow i... Trouble codes: P0380 (p0404-), P0404.
2007 Chevrolet Malibu LT 2.2L MIL Lamp on, VIN: 1G1ZT58F37
thermostat was functioning properlry going down the road and in the bay the problem is the rubber seal in the middle allowing coolant to pass by the stat.replace stat fix gauge. thanks for all the advice. Trouble codes: P0128, P0463.
1997 Chrysler Concorde LX 3.5L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 2C3HD56F6V
thanks to dan and kevin kevin hit the nail on the head flexfuel injectors and thanks dan for letting me know that flexfuel is common in texas where the motor came from it still amazes me that my biggest junkyard asked for the vin should have known the car was ... Trouble codes: P0171 (system to lean), P0174 (right bank to lean).
1997 Chrysler Cirrus LX 2.5L Stall VIN: 1C3EJ56H6V
Vehicle seems to be fixed. After install of new distributor and then a stall, I went to unplug the larger of the 2 distributor connectors, and noticed the seal had kinda rolled up. I did have power/ground to the connector. Plugged it back in, and it never stal...
2009 Chrysler Aspen Limited 5.7L Misfire VIN: 1A8HW58T49
Many thanks, flushing the crankcase (BG#109) and fresh oil seemed to make some improvement, we decided to let the car go for a few hundred miles and see. Haven't heard from the owner. Running compression didn't reveal anything. Trouble codes: P0307.
2003 Dodge Durango Sport 4.7L HVAC Control Head VIN: 1D4HS38N23
Everyone, we have a fix. First and foremost, thank you to all members who replied. All advice and info was just what I needed to come to a successful conclusion. Customer approved some more diag time to figure out what else needed to be done, so armed w...
2005 Ford F-350 Super Duty King Ranch 6.0L Stall VIN: 1FTWW31P75
This one is finally fixed. Thanks to all who responded. If we hadn't already tried something that someone suggested, we tried it. George from Alaska finally helped us figure this problem out. He actually called me to talk about it and over the past week we pro... Trouble codes: P2284 (ICP circuit range performance), P2285 (ICP circuit low).
2010 Ford E-450 Super Duty 6.8L Stall VIN: 1FDXE4FS2A
First off, thank you everybody! I just drove the truck from a cold start, 10 miles in heavy rain and no issues. It is now idling in my bay, it hasn't stayed running this long since I started my diag so I am sure it is fixed. The failed coil pack was spot on...
2002 GMC Sierra 2500 HD SL 6.6L No Start VIN: 1GTHK23172
thank you guys for the replies, the fuel injection control module was the cause of all this mess, the vehicle had a hard start before any work was done , i guess when we replaced the fuel return pipe o rings/seal the module must have been damaged when removed,... Trouble codes: U1800, P0380.
2004 GMC Sierra 1500 SLE 4.3L Interier Lights VIN: 1GTEC14X84
fIX WAS TO REPLACE THE bcm HAD TO have the BCM reprogramed works fine. Thanks to all that replied.
2001 Honda Accord LX 2.3L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: JHMCG665X1
thank you guy, we did leak down test by using smoke machine. remove o2 smoke start came out at o2 port on cylinder #4. i have no idea how this happen after timing belt job Trouble codes: 300 (random misfire chech engine light flash).
2001 Jeep Grand Cherokee Laredo 4.0L fuel VIN: 1J4GW48S21
I want to thank everybody for there replies. This is a simple system and only a couple problems could cause high fuel pressure. After again checking the pump, and checking the fuel system for a restriction with no cause found. We looked again at the filter (re...
2003 Mercedes-Benz CLK320 3.2L convertable top VIN: WDBLK65G23
I am going to repost this. I have replaced the pump and the roll bar now operates and all seems as it should. the b1647-001 code will come back as soon as you try to operate the soft top. windows all are synchronized and i can find no limit switches bad. thank...
2005 Mercedes-Benz E500 5.0L Airmatic suspension VIN: WDBUF70J45
First i want to thank the 4 people that took time to respond,especially Avinash from Tennessee and Dallas from Texas for the complete description. Replaced right rear strut and all is well
2001 Mitsubishi Galant ES 2.4L emissions VIN: 4A3AA46G91
I run a cleaner throu the intake check all vacuum lines,and gave it back to customer I haven't heard from him jet
1994 Oldsmobile 88 Royale 3.8L No Start, Cuts out, Stall VIN: 1G3HN52L1R
thanks to all that posted. we found a few issues that may have been causing our problem. 1) intermittent bad connection @ oil preasure switch. 2)loose ground @ G202.We went through the wiring from top to bottom, fixed above problems and now all is good. again... Trouble codes: P0342 (Cam sensor circuit).
2004 Saturn Vue 3.5L alternator VIN: 5GZCZ53464
The saturn is fixed.After installing two reman alternators with no fix and a oem alternator days away i decided to get the original rebuilt and its finally working right.I .would like to thank to all who offered help on this job.From reading some of the help...
2005 Saturn Vue 2.2L water pump VIN: 5GZCZ23D35
Everyone who has responded has been great and were right on. For whatever reason the chain did over tighten. We removed the timing cover and replaced and reset the tensioner. Everything is now perfect. Thanks guys
1986 Toyota Pickup SR5 2.4L eng VIN: JT4RN63S0G
ok there was a screw missing on the rocker shaft squirting 50 psi oil straight up inside the valve cover put a machine screw back in and wow my pcv is not drinking oil into the intake on the back two cylinders thanks for everyone with what you all emailed me t...
1999 Volkswagen Cabrio 2.0L Clutch
Thanks for all of the replies. I ended up replacing the clutch cable with an aftermarket adjustable cable. This allowed me to set the exact amount of free play I wanted which worked out very well. The old self-adjusting cable didn't seem to be working properly...
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