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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 3, 2023
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Open Help Requests for GM
Help Request Answers
1968 Chevrolet Corvette 7.0L W/S Wiper Motor VIN: 194678S400
The shop I work for (Route 66 Autohaus in Amarillo Texas) purchased a wiper motor (part # 47701 FROM TOP FLIGHT AUTOMOTIVE AND IS SAID TO BE CORRECT FOR THIS VEHICLE) some time ago (several techs have worked on this car and given up or left so I am not sur...
2002 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Stall VIN: 2GCEK19T42
Personal vehicle and it has been sitting a few months without being started ran and idled fine before sitting… Now won’t idle when cold and once it warms up it will idle but around 400-450 Rpm. Can’t control IAC with Modis..
2016 Chevrolet Equinox LTZ 2.4L engine r/r VIN: 2GNFLGEK4G
Replacing the engine. The fuel injectors removed nicely with the fuel rail as an assembly. Is it necessary to replace the injector orings and seals before installing the rail assembly into the new engine? Has anyone had experience with this?

Fixes & Summaries for GM
Fix/Summary Answers
2008 Buick Lucerne CXL 3.8L MIL Lamp on VIN: 1G4HD57228
I have replaced 3 aftermarket cats and still have the trouble code P0420 coming back. Some would take longer before setting the code but at the end they all have failed. The costumer does not want to go with a factory one so the vehicle is just sitting. If an... Trouble codes: P0420 (Catalytic efficiency).
2008 Chevrolet Silverado 2500 HD WT 6.6L No Start, no crank VIN: 1GCHK24658
I have not fixed this truck. Thanks to the guys that tried to help. Actually your replies told me about Alldata DIY, which I had not heard of before. I tried Chilton one week access in the past but it wasn't helpful. ADIY is great, $20 per month per vehicl...
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