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Professional Automotive Repair Technical Discussions for November 2, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1993 Cadillac Fleetwood 5.7L MIL Lamp on VIN: 1G6DW5273P has anyone seen this code. iv cheched fuel pressure,good, I replaced the o2 sensior because it was broken,it switched back and forth as it should. the catconvortor has been replaced,no exuast leaks. iv gone through the test with alldata it lead me to replacing... Trouble codes: 44 (exhaust lean) |
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| 2001 Chevrolet Malibu 3.1L MIL Lamp on VIN: 1G1ND52J11 Came into my shop for code p0401 from 2 other shops that worked on it. The one shop installed a used motor and the other shop replaced the egr valve, map sensor & cleaned the egr passages. When I got it the check engine light was on and code p0401 was set. I s... Trouble codes: P0401 (Low egr flow) |
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| 2003 Chevrolet Silverado 1500 WT 4.3L MIL Lamp on, hard start VIN: 1GCEC14V23 This truck intermittently sets P0651 and P0641, fault tracing says this happens if reference voltage is too high or low. Faults were cleared a few months ago, truck was driven cold and hot, harnesses were wiggled and examined. No repairs were made. Now P0651 ... Trouble codes: P0651, P0641, P0651 |
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| 2005 Chevrolet Impala 3.4L Bcm, instrument cluster, SDM VIN: 2G1WF52E85 I have replaced the BCM twice now and keeps coming up with B1001 configuration error and sends instrument cluster haywire. IF put the old BCM back in it does not have code or act haywire. They were both brand new modules from GM. Followed GMs BCM replacement t... |
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| 2004 GMC Savana 3500 6.0L Misfire, MIL Lamp on VIN: 1GDHG31U34 Have tested and retested, swapped known good parts, truck will run good for brief time then act up no warning. Best way to show is list freeze frame data, engine speed-525 ect-192 tps-0% load-2% baro-99kpa- 4.71v map- 47kpa- 1.96v maf-7.55g/s egr-0% short te... Trouble codes: P0300 (Misfire) |
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| 2013 GMC Sierra 2500 HD SLE 6.6L egr/egr bypass cooler VIN: 1GT220C84D The vehicle is currently here and we are unable to get the vehicle to act up. Most recent history codes as of 10/31/16 are: P06A3 5 volt reference circuit 4, P0406 egr position sensor circuit high voltage, P140B egr slow response-increasing flow, P24C4 undocum... |
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| 2013 GMC Sierra 2500 HD SLE 6.6L MIL Lamp on VIN: 1GT220C84D The vehicle is currently here and we are unable to get the vehicle to act up. Most recent history codes as of 10/31/16 are: P06A3 5 volt reference circuit 4, P0406 egr position sensor circuit high voltage, P140B egr slow response-increasing flow, P24C4 undocum... Trouble codes: P06A3, P0406 (egr position sensor circuit high voltage), P140B, P24C4, P046C, P2493 (egr cooler bypass position sensor) |
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| 1997 Pontiac Grand Prix GT 3.8L Cuts out, Stall VIN: 1G2WP12K8V really need some help on this one, when you first start the car after over 6 hrs of sitting it starts and runs great no miss, no hesitation, once its warmed up and i push the throttle past 3500 rpm it hesitates and shuts off, from there if i restart the vehicl... |
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| 2006 Pontiac Grand Prix GXP 5.3L No Start VIN: 2G2WC58C16 Car won't starts, no spark, no injection pulses, no voltage drops, no poor grounds, already replace pin connectors (cam and crank)at computer connectors. I install and reprogrammed a known good used computer, unfortunately same results. Brand new AC delco cran... Trouble codes: P0315 (No crank variation learned) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2000 Chevrolet C3500 5.7L Fuel Gauge VIN: 1GBJC34R9Y First and foremost I want to state the Dan is really pushing for that "Hey stupid pay attention to when you last fueled up" method! LOL. Love it. This is a city truck, I don't think folks pay close attention to that sort of stuff most of the time but that's ju... |
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| 2006 Pontiac Vibe 1.8L No Start VIN: 5Y2SL65886 Since was such a intermittent problem I replaced EFI relay and customer hasn't had any more issues. |
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