× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 2, 2020
International Automotive Technicians' Network (iATN) - Members Only
Next
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for GM
Help Request Answers
1999 Chevrolet Silverado 1500 5.3L Misfire, Poor Fuel Economy, long term is 20 VIN: 2GCEK19T8X
Last year this truck came in running horribly. We removed a bunch of add on garbage elec accessories that the previous owner had installed. We later replaced the computer and that fixed the similar problem until recently, when it got really hot out. Custom... Trouble codes: P0302
View
2012 Chevrolet Equinox LT 2.4L Surge
vehicle came in with surge at hot idle. replaced o2 sensor 1, with a factory part (it had an after mkt part) when vehicle is surging my short term fuel trim is -2 and long term fuel trim is 0. mass air flow is 4.3 g/s. fuel rail pressure sensor 1300 psi. d... Trouble codes: P0089, P0089, P0089
View
2013 Chevrolet Silverado 1500 LS 4.8L Lack of power VIN: 3GCPKREA4D
Hello techs, really could use your help here, this one has been beating me up for a couple weeks off and on now. I have a Silverado that lacks power on take off, after about 15-20mph it seems to run pretty good with acceptable power. On initial test drive ...
View
2013 Chevrolet Silverado 1500 LS 4.8L Lack of power VIN: 3GCPKREA4D
This is a continuation of a former post in which I closed because I was unable to update it again. The problem I am having is the vehicle lacks power on take off, but seems to run okay after 15-20mph. What I have noticed is brake torqueing the vehicle (WOT...
View
2016 Chevrolet Express 3500 6.0L Low Power VIN: 1GB3GRCG8G
Occasionally it has no power. It runs great when problem isn't present. All data looks normal except the timing. Ignition timing is being retarded when it looses power - goes down to negative -5 to -15 while accelerating. Unplugged both knock sensors and d...
View

Fixes & Summaries for GM
Fix/Summary Answers
1995 Chevrolet C1500 Cheyenne 5.7L power assist VIN: 1GCEC19KXS
Thank you all for your help. As some of you wondered - No hydroboost. Thank you Al [...] for the idea that wide tires or offset rims could be the culprit. Though tires are stock, it does have offset rims. This would cause scrubbing at a dead stop that the PS ...
16
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next