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Professional Automotive Repair Technical Discussions for August 27, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2008 Buick LaCrosse CXS 3.6L No Start VIN: 2G4WE58788 When key is turned to on, only check engine on dash comes on with head lights, radio comes on but makes a audible bump noise through the speakers. No crank at all. I can communicate with the pcm no problem, only code is a u1301. When i do a system scan wit... Trouble codes: U1301 (high volts class 2 serial data) |
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| 2012 Chevrolet Colorado LT 3.7L abs module VIN: 1GCJTBFE8C the vehicle was brought into the shop for a safety inspection before being sent back out into the field. Multiple leaks were found on the front axle from both wheel seals and the seal between the actuator and the drivers side axle seal. Truck was torn down... |
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| 2002 Saturn Vue 3.0L Monitors VIN: 5GZCZ63B62 Hey guys.Got one here for my fellow smog technicians. With all monitors complete I attach the car to the OIS machine. Towards the end of the test the engine dies and all the monitors are zapped to incomplete. I restart the car and finish the test. It fails... |
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| 2008 Saturn Vue XE 2.4L No Start VIN: 3GSCL33P28 I need help again!! Please excuse the long write up. This Vue was brought in as a crank but no start. ECM was replaced and programmed before the vehicle got to me. Other shop claimed wrong programming was done on ecm and therefore they couldn't the the imm... Trouble codes: P0615 (Starter Relay Control Circuit), P0463 (Fuel Level Sensor Circuit High Voltage), P2068 (Fuel Level Sensor 2 Signal Circuit) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2004 Cadillac Escalade 6.0L Alarm system VIN: 1GYEK63N64 Thank you to everyone for your help. After countless attempts to reset this alarm system, nothing was working. I finally contacted the customer to see if they had another key fob (willing to try anything at that point). The customer said yes, but didn't unders... |
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| 1998 Chevrolet K1500 Cheyenne 5.7L Starting VIN: 1GCEK19R8W We installed another security module and that took care of the issue. Sorry for the confusion with the first post. Thanks to all. |
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| 2013 Chevrolet Impala LS 3.6L No Start VIN: 2G1WF5E34D Replaced the engine computer with a new unit, programmed it, and it fired right up. No more starter codes. Double checked all data, wiring, and ignition switch inputs and decided to go with the ECM. As always thanks to all who took time to reply. Special than... Trouble codes: P0617 (Starter relay circuit). |
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| 2012 GMC Savana 3500 6.6L reduced power VIN: 1GTZ7UBLXC Sorry about the delay everyone. Customer has not decided as yet Whether to go ahead with the PCM replacement and continue using this vehicle or to replace it entirely. I will update with the fix asap. Thanks to all for the great tips. |
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