Bulletin Information
Bulletin Title: #21-NA-199 - Information on Installation of a New Thermal Bypass Valve (TBV) - (Sep 27, 2021)
Bulletin Type: Information
Applies To: Automatic Transmission
Applicable Vehicles
2020 GMC Truck Yukon XL - 4WD
2020 GMC Truck Yukon XL - 2WD
2020 GMC Truck Yukon - 4WD
2020 GMC Truck Yukon - 2WD
2020 GMC Truck Sierra 1500 - 4WD
2020 GMC Truck Sierra 1500 - 2WD
2020 Chevrolet Tahoe - 4WD
2020 Chevrolet Tahoe - 2WD
2020 Chevrolet Suburban - 4WD
2020 Chevrolet Suburban - 2WD
2020 Chevrolet Silverado 1500 - 4WD
2020 Chevrolet Silverado 1500 - 2WD
2020 Cadillac Escalade ESV - 4WD
2020 Cadillac Escalade ESV - 2WD
2020 Cadillac Escalade - 4WD
2020 Cadillac Escalade - 2WD
2019 GMC Truck Yukon XL - 4WD
2019 GMC Truck Yukon XL - 2WD
2019 GMC Truck Yukon - 4WD
2019 GMC Truck Yukon - 2WD
2019 GMC Truck Sierra Limited - 4WD
2019 GMC Truck Sierra Limited - 2WD
2019 GMC Truck Sierra 1500 (New Model) - 4WD
2019 GMC Truck Sierra 1500 (New Model) - 2WD
2019 Chevrolet Tahoe - 4WD
2019 Chevrolet Tahoe - 2WD
2019 Chevrolet Suburban - 4WD
2019 Chevrolet Suburban - 2WD
2019 Chevrolet Silverado LD - 4WD
2019 Chevrolet Silverado LD - 2WD
2019 Chevrolet Silverado 1500 (New Model) - 4WD
2019 Chevrolet Silverado 1500 (New Model) - 2WD
2019 Chevrolet Silverado 1500 (New Model - 12th VIN Digit = 7) - 4WD
2019 Cadillac Escalade ESV - 4WD
2019 Cadillac Escalade ESV - 2WD
2019 Cadillac Escalade - 4WD
2019 Cadillac Escalade - 2WD
2018 GMC Truck Yukon XL - 4WD
2018 GMC Truck Yukon XL - 2WD
2018 GMC Truck Yukon - 4WD
2018 GMC Truck Yukon - 2WD
2018 GMC Truck Sierra - 4WD
2018 GMC Truck Sierra - 2WD
2018 Chevrolet Tahoe - 4WD
2018 Chevrolet Tahoe - 2WD
2018 Chevrolet Suburban - 4WD
2018 Chevrolet Suburban - 2WD
2018 Chevrolet Silverado - 4WD
2018 Chevrolet Silverado - 2WD
2018 Cadillac Escalade ESV - 4WD
2018 Cadillac Escalade ESV - 2WD
2018 Cadillac Escalade - 4WD
2018 Cadillac Escalade - 2WD
2017 GMC Truck Yukon XL - 4WD
2017 GMC Truck Yukon XL - 2WD
2017 GMC Truck Yukon - 4WD
2017 GMC Truck Yukon - 2WD
2017 GMC Truck Sierra - 4WD
2017 GMC Truck Sierra - 2WD
2017 Chevrolet Tahoe - 4WD
2017 Chevrolet Tahoe - 2WD
2017 Chevrolet Suburban - 4WD
2017 Chevrolet Suburban - 2WD
2017 Chevrolet Silverado - 4WD
2017 Chevrolet Silverado - 2WD
2017 Cadillac Escalade ESV - 4WD
2017 Cadillac Escalade ESV - 2WD
2017 Cadillac Escalade - 4WD
2017 Cadillac Escalade - 2WD
2016 GMC Truck Yukon XL - 4WD
2016 GMC Truck Yukon XL - 2WD
2016 GMC Truck Yukon - 4WD
2016 GMC Truck Yukon - 2WD
2016 GMC Truck Sierra - 4WD
2016 GMC Truck Sierra - 2WD
2016 Chevrolet Tahoe - 4WD
2016 Chevrolet Tahoe - 2WD
2016 Chevrolet Suburban - 4WD
2016 Chevrolet Suburban - 2WD
2016 Chevrolet Silverado - 4WD
2016 Chevrolet Silverado - 2WD
2016 Cadillac Escalade ESV - 4WD
2016 Cadillac Escalade ESV - 2WD
2016 Cadillac Escalade - 4WD
2016 Cadillac Escalade - 2WD
2015 GMC Truck Yukon XL - 4WD
2015 GMC Truck Yukon XL - 2WD
2015 GMC Truck Yukon - 4WD
2015 GMC Truck Yukon - 2WD
2015 GMC Truck Sierra - 4WD
2015 GMC Truck Sierra - 2WD
2015 Chevrolet Tahoe - 4WD
2015 Chevrolet Tahoe - 2WD
2015 Chevrolet Suburban - 4WD
2015 Chevrolet Suburban - 2WD
2015 Chevrolet Silverado - 4WD
2015 Chevrolet Silverado - 2WD
2015 Cadillac Escalade ESV - 4WD
2015 Cadillac Escalade ESV - 2WD
2015 Cadillac Escalade - 4WD
2015 Cadillac Escalade - 2WD
2014 GMC Truck Yukon XL - 4WD
2014 GMC Truck Yukon XL - 2WD
2014 GMC Truck Yukon - 4WD
2014 GMC Truck Yukon - 2WD
2014 GMC Truck Sierra 1500 - 4WD
2014 GMC Truck Sierra 1500 - 2WD
2014 Chevrolet Tahoe - 4WD
2014 Chevrolet Tahoe - 2WD
2014 Chevrolet Suburban - 4WD
2014 Chevrolet Suburban - 2WD
2014 Chevrolet Silverado 1500 - 4WD
2014 Chevrolet Silverado 1500 - 2WD
2014 Cadillac Escalade ESV - AWD
2014 Cadillac Escalade ESV - 2WD
2014 Cadillac Escalade - AWD
2014 Cadillac Escalade - 2WD
#21-NA-199 - Information on Installation of a New Thermal Bypass Valve (TBV) - (Sep 27, 2021)
- Subject:
- Information on Installation of a New Thermal Bypass Valve (TBV)
Attention: The new TBV will be stamped with the number 70 and should only be replaced once during any transmission repair, including Customer Concern Not Duplicated (CCND).
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