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Professional Automotive Repair Technical Discussions for August 8, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2009 Cadillac Escalade ESV 6.2L No Start, Cuts out, Stall, MIL Lamp on VIN: 1GYFC262X9 vehicle came to me with this code p0016. the owner had replced cam senor and crank sensor. fuel injectors, throttle body o2 sensors. the car would loose power and timing would not change it wouldnt advance. so i looked at it and have a good oil pressure readin... Trouble codes: P0016 |
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| 1998 Chevrolet Astro 4.3L No Spark VIN: 1GCDM19W0W Good day and thank you in advance for your assistance. This Astro Van died on the customer when driving. Would start, but only run for 2-3 seconds before shutting down. Had the vehicle towed to us. When we received the vehicle it would crank and crank, but no... |
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| 2002 Chevrolet Silverado 1500 5.3L No Start VIN: 2GCEK19TX2 Vehicle came in with occasional no start-took three days and finally would not start- Had no fuel pump activity. Replaced pump and vehicle started fine. Went to pull out and now wont start. p0101 will not clear. Replaced air flow sensor and still no start. Sta... Trouble codes: P0101 |
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| 2002 Chevrolet Silverado 1500 5.3L No Start, Stall VIN: 1GCEC14T02 Intermittent hot stalls at idle and hard to start. Happens about 3 times a week. Very intermittent. Customer said it does not help to hold at WOT to start. Customer said he noticed the tach was jumpy when this happened one time. I had a fuel pressure gauge on ... Trouble codes: P0706 (Trans. Range Sw. Performance), U1041 (Loss of EBCM Comm.) |
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| 2008 Chevrolet Express 3500 6.0L Hesitation, no power VIN: 1GBJG31K18 this is a cutaway van with a shuttle body dropped on. the van has no power once hot taking off from a stop. once above 30 mph shuttle drives fine.on acceleration from a stop, the rpm's will only increase 200-400 and bus will very slowly chug up to speed. I'm l... |
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| 2012 Chevrolet Equinox LS 2.4L Surge, Misfire VIN: 2GNALBEK0C It has a miss fire at a hot idle in gear. Very intermittent. customer says this has been going on for a long time before and after the original repairs. After an extended expressway drive or extended hot idle it will develop a random misfire only at idle. It ... Trouble codes: P0300 (testing and results) |
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| 2013 Chevrolet Sonic LT 1.8L a/c VIN: 1G1JA6SH5D Found ambient temp sensor broken replaced ambient temp sensor. check wires coming from pcm have ground and 5v ref. radio reeds -40 but the scanner reads 98 but when you cycle the key it changes to 68 every time you cycle the key the reading changes on the scan... |
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| 2010 GMC Yukon XL 1500 SLT 5.3L guages VIN: 1GKUCKE06A this is a friends truck, it has intermittent hard start at times it will stall and sometimes when he finally gets it started back up it will act like it is taking off in third gear, but after it cools off it's fine but sometime when its cold it really acts up,... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1993 Buick Roadmaster 5.7L Excessive Emissions, Cuts out, Poor Fuel Economy VIN: 1G4BN5375P Thanks for everyone that responded. During the first test drive that I had, with no problems, I put aside the idea of a plugged cat. There are no O2 sensors on this vehicle, so I dropped the exhaust down a hair. What a difference that made. Next I disconnected... |
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| 1992 Chevrolet C1500 Cheyenne 4.3L Cuts out, No power VIN: 1GCDC14Z1N Fuel injectors was the fix, the I scoped the oxygen sensor and it showed a lean condition when I was having the lack of power , the live data was too slow to be seen thanks to all for your replies . Another one fixed |
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| 2005 Chevrolet Trailblazer LS 4.2L abs module VIN: 1GNDS13S05 i didn't make the repair because the customer decided it wasn't worth the money but thanks for all of the insight,i did verify that it needed a abs module. |
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| 2009 Chevrolet Cobalt LT 2.2L Cooling Systems VIN: 1G1AT58HX9 So when we told the lady she would be needing an engine she went car shopping and is not going to fix this cobalt.Thank you guys for the advice. |
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| 1999 GMC Savana 1500 5.7L speedometer, odometer VIN: 1GDFG15R1X Removed the VCM to inspect and found a lot of corrosion inside. Replaced the VCM, reprogrammed, and speedo/odometer now work properly. Thanks for all the input. |
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