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Professional Automotive Repair Technical Discussions for December 17, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1999 Chevrolet Blazer LT 4.3L No Start running normally, out of the blue no start cold. small amount of spray, starts right up idles good, hesitates, backfires under accel. will restart, warm. good spark from coil {38 kv} new wires.used noid light to check inj. pulse when cranking =ok. if crank... |
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| 2004 Chevrolet Classic LS 2.2L No Start VIN: 1G1ND52F44 This Classic is intermittently not starting. It will crank over fine, but not start. We have only had it happen twice, and both times it would crank and crank, but as soon as you let off the key and tried cranking it again, it would immediately start. Ther... Trouble codes: U1000 (Loss of Class 2 Serial Communications Ignition Switch or Key Cylinder) |
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| 2008 Chevrolet Impala Police 3.9L check engine light VIN: 2G1WS55348 ok ive got a head scratcher here. i work for a taxi fleet and its a slow day so decided to go through the codes on one of our impalas that other mechanics have ignored forever. the vehicle had 5 codes in it for various systems, and so far ive got them all ... |
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| 2008 Chevrolet Silverado 1500 LTZ 5.3L O2 Sensor Monitor VIN: 1GCEC19038 Dear fellow Techs, any info or guidance would be greatly appreciated. This 2008 Chevy p/U 5.3 is eating my lunch. Customer cannot get smog test because oxygen sensor monitor will not run. Truck has been driven well over a thousand miles in past two months,... |
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| 2008 Chevrolet Silverado 1500 LT 5.3L Unknown VIN: 2GCEK13318 Vehicle came in running rough and chugging. Has 7 DTCs: p0101, p0121, p0172, p0300, p1101, p2119. It honestly runs like it has a vacuum leak, i have sprayed the intake, smoked the intake, checked the snorkel. Driving it with the scanner on it i cant see an... |
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| 2012 Chevrolet Silverado 1500 LT 5.3L Poor Idle Quality, Surge, MIL Lamp on VIN: 1GCPKSE7XC Scan and got above codes. p0101, p0106, p0068, Inspected wireing at TBI assy and looks ok. Cleaned the dirty TBI and relearned idle, took for a test drive. Noticed a "sluggish response" just off idle- very noticeable. runs fine with a 4% throttle body idle... Trouble codes: P0101, P0068, P0106 |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
