This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for...
Chevrolet technical service bulletin 18NA161 for 2014, 2017-2018 Chevrolet Silverado 1500, 2015-2020 Chevrolet Tahoe and 2014 GMC Sierra 1500 and others.
- Bulletin number
- 18NA161
- Component
- Electrical system
- Summary
- This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery.
Owners of these vehicles have filed 1,593 complaints in the electrical category.
Vehicles covered
- Chevrolet Silverado 1500 2014, 2017-2018 201420172018
- Chevrolet Tahoe 2015-2020 201520162017201820192020
- GMC Sierra 1500 2014 2014
- Chevrolet Suburban 2015-2020 201520162017201820192020
- GMC Yukon 2015-2020 201520162017201820192020
- Chevrolet Silverado 2500 2015-2019 20152016201720182019
- GMC Yukon XL 2015-2020 201520162017201820192020
- GMC Sierra 2500 2015-2018 2015201620172018
- Cadillac Escalade 2015-2020 201520162017201820192020
- Cadillac Escalade ESV 2015-2020 201520162017201820192020
- GMC Sierra Denali 2015-2019 20152016201720182019
- Chevrolet Silverado 4500 2019 2019
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