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Professional Automotive Repair Technical Discussions for April 19, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2002 Buick LeSabre Custom 3.8L Stall, Misfire VIN: 1G4HP54K72 This Buick will misfire and/or stall at idle very consistently. I always have to let it idle for 30-45 minutes, but it will always act up. It will usually start right back up. At first it will seem like a misfire, but then gradually get worse and eventually st... |
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| 2004 Chevrolet Venture LS 3.4L turn signals VIN: 1GNDX03E14 Vehicle concern. Turn Signals inop. Fuses check Good. Have voltage to multi function switch ( pnk- 12 v - Org 12 v). No voltage at DRL module lt blue/wht - drk blu/wht terminals. Checked wires for opens, none found. Ohmed out circuits from switch to module 0.0... |
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| 2006 Chevrolet Silverado 1500 LS 4.3L Oil pan gasket VIN: 3GCEC14X76 Customer's fleet vehicle that I've serviced for several years. Oil pan had been leaking for a long time, customer finally took the plunge. It seems to be leaking worse than it did before I touched it. As history states, I've replaced the gasket twice. On the s... |
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| 2007 Chevrolet Express 3500 6.0L intake manifold VIN: 1GBHG31UX7 hello all, thanks for your time. just replaced cam and lifters in this and runs great. has no codes, but has a whistle under moderate acceleration. no vacuum leaks and noise sounds like maybe from throttle body area but can hear it throughout intake. not sure ... |
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| 2009 Chevrolet HHR LS 2.2L Poor Idle Quality, Stall, MIL Lamp on VIN: 3GNCA13B49 Engine appears to lean misfire at idle only. Highway speeds ok. IDLE: Long term fuel trim -15% Short term fuel (hovers around zero) injection MS pulse 1.7 engine load 24% Purge command 7% Upstream O2 rapid between 100mv and 850mv Downstream O2 steady rich aro... Trouble codes: P0172 (Rich condition up O2 reads cycles quick normal rear O2 stays around 750mv) |
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| 2009 Chevrolet Silverado 1500 LT 5.3L none VIN: 3GCEK23369 Hello, I have a 2009 Silverado with a 5.3L (3) VIN code. It has a ticking noise when taking off, can make it do it power braking, won't do it in park and reving it up. It sounded just like a cracked flywheel, noise was right at rear of engine, bell housing are... |
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| 2013 Chevrolet Silverado 1500 LT 5.3L All Brakes VIN: 1GCRKSE76D The vin # [...] 99380 on speedometer. The truck came in with customer complaint brake peddle low at times and some times goes to floor. He thought rear brakes may need adjusted. We pulled rear wheels. Left rear brake wheel cyl. leaking, brakes worn... |
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| 1992 Ford F-150 Custom 5.0L No Start VIN: 1FTEF14N7N The vehicle has been towed to shop a couple more times for a no start. the last time the vehicle was towed in. It shut down on highway. Every time the engine will not start it does not have any spark. We replace the ignition module every time and engine starts... |
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| 2005 Ford Escape Hybrid 2.3L Ac VIN: 1FMCU95H25 For starters we normally don't work on hybrids but for some reason I decided to take this one in. AC not cooling, found freon low, topped up with dye and found compressor leaking, changed compressor, drier and orfice tube, filled up with 41oz of freon and vent... |
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| 2008 Ford Ranger XLT 3.0L MIL Lamp on VIN: 1FTZR44U38 This vehicle came in a month ago with the same problem at which time I had to replace the fuel pump, IAC, and PCM to repair the problem. I did the BG treatment to clean the intake and injectors, the LTFT went below 20 which is not ideal but it was enough to no... Trouble codes: P0174 (Lean bank 2) |
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| 2010 GMC Terrain SLE 2.4L Starting VIN: 2CTFLEEW8A hello all I have a terrain that one of the techs here installed a gm transmission.it was drove in but now it will not start.i have no communication to any modules.the pcm will not send a signal to the starter relay to start.i checked all powers and grounds to ... |
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| 2004 Honda Civic DX 1.7L Charging VIN: 2HGES16384 customer just bought car.driving lights go dim blower slows down radio cuts off ,check battery with load tester and conductance tester test good .at the time I checked the charging it was good 13.8-14.6 with ac headlights on.after running awhile the voltage st... |
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| 2006 Honda Accord EX 3.0L A/c VIN: 1HGCM66566 Car came in blowing cold air from right side of dash and somewhat cold from left side. I know there is a service bulletin for this problem to replace the evaporator core, but I want to cover all my bases 1st. The pressures for the system are 40 psi on high sid... |
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| 2006 Hyundai Sonata GLS 3.3L no reverse VIN: 5NPEU46F46 hi mileage, beat down, good drive engagement, no delay , pulls good. No reverse or indication it might even think about it. 3 incorrect gear ratio codes P0732, P0733, P0734. there is a reference to service bulletin 03 40 005 for troubleshooting these codes but... |
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| 1997 Land Rover Discovery SD 4.0L Dash VIN: SALJY1246V Old J L R Technicians please help. This 97 Discovery came in for no crank and instruments dead condition. After installing new OEM ign switch it starts every time. Dash still dead. Found fuse #14 (10A) blown, replaced dash comes alive except for the fuel gauge... |
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| 2008 Mercedes-Benz E320 Bluetec 3.0L MIL Lamp on, Low boost VIN: WDBUF22X28 HI customer came in and asked to replace his supplied turbo, we drove firesty and there was no boost. Installed rebuilt turbo (looked to have some shipping damage) but we installed any way. We have good boost for a few miles and then its gone, turbo starts sin... Trouble codes: 2592 (Charge pressure positioner) |
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| 2006 Mercury Mountaineer Premier 4.6L CMP circuit VIN: 4M2EU48896 vehicle came in with MIL illuminated. codes set were P0345 CMP sensor A circuit problem B2 and P0349 CMP sensor A intermittent B2. using a snapon modis and snapon solus i was unable to get a reading from either CMP sensor. and the VCT is in open loop. I discon... |
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| 1998 Nissan Pathfinder LE 3.3L Poor Idle Quality, Hesitation, Misfire VIN: JN8AR05Y9W Vehicle came in with check engine light on and a hesitation complaint. P0300 present. Bank 1 is very rich and Bank 2 is very lean. o2 sensors good, cat is clear, fuel pressure within specs. Pinching fuel return line improves idle, flushed fuel rail and no chan... Trouble codes: P0300 (multi cylinder misfire) |
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| 2004 Nissan Frontier XE 2.4L Decel steady throttl VIN: 1N6DD26T44 Customer complaint of check engine light and intermintent loss of power during cruise. Orignally could not duplicate customer concern of power loss. Replaced front oxygen sensor and front catalytic converter which repaired dtc's and check engine light. Convert... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2006 Audi A4 2.0L Hesitation VIN: WAUDF78E46 had several good replies, we had checked the high pressure fuel pump cam lobe, the volume of the low pressure pump was good even though the percent reading in the vcds was high at 68% I pulled the fuel pump module and cooled it and drove the car with no change... Trouble codes: P310B, P2293. |
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| 2010 BMW 328i 3.0L Poor Idle Quality, Surge VIN: WBAPH5G58A Well left a message with customer, about valve cover. Haven't heard from her. But looking at post we have had a problem like this with the 2.0T Audi and I believe once with a 335 BMW, so thanks for that post. |
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| 2009 Chevrolet Impala LT 3.5L Lf Wheel Speed Sensor Ckt VIN: 2G1WT57K49 I have fixed this Chevrolet impala. I would first like to thank the members who took time to ready my request and replay with some helpful info. The problem with the vehicle was a faulty left front hub bearing. The secondary issue was i must have spread the co... |
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| 2008 Dodge Avenger SXT 2.7L Misfire, MIL Lamp on, P0304 VIN: 1B3LC56R38 Thanks for all the good advise. The head gasket leak is the problem. Pulled spark plug and already had moisture in cylinder. Pressurized the cooling system and left overnight and cylinder full of coolant this morning. Not what I wanted to find but I guess w... Trouble codes: P0304 (Cylinder 4 misfire). |
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| 2010 Ford Fusion SEL 2.5L Crankshaft Pulley VIN: 3FAHP0JABA Sometimes the obvious just stares us in the face, it was really bone-headed what I did. Why would I think that if the crank pulley was not keyed that the timing chain would be? But I think I'm off the hook. I turned the crank so that no piston was at any TDC, ... |
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| 2001 Honda CR-V LX 2.0L Compressor VIN: JHLRD28401 Thanks to all who replied. Having replaced and checked so many things I forgot to mention that both cooling fans were working well, as soon as the ac was cut on. Several replies pointed me in the right direction. The idle speed was getting too low especially a... |
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| 2007 Honda Accord EX 3.0L Starting VIN: 1HGCM66557 after all that responded to my help. i told customer to make sure to put car all way in park and have not heard or seen customer since .if they return i will update thanks all again |
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| 2005 Mercedes-Benz E55 AMG 5.5L Starter VIN: WDBUF76J45 This is not fixed but it seems like the ME module is the fault. There is weak ground coming from the ME as one member suspected... Customer has not decided what he wants to do yet... as the car is not the greatest condition. |
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| 2013 Nissan Maxima S 3.5L reset VIN: 1N4AA5A56D A little history, I will be 64 come July, I remember when cars had ignition points and a Sun Scope hung on the wall. So computers are not my generation as I imagine the older guys on this site will agree. I cut and pasted the AllData instructions and e-maile... |
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