Cadillac Escalade 2014–2016 — technical service bulletin
Bulletin PI1513G · NHTSA communication 10188404 · issued Jan 13, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2014–2016
model years
20
vehicle entries
Official summary
This preliminary information bulletin provides a procedure for radiator and engine coolant thermostat replacement to eliminate coolant smell and/or a slight leak at the radiator.
Vehicles covered
- 2015 Cadillac Escalade
- 2016 Cadillac Escalade
- 2015 Cadillac Escalade Esv
- 2016 Cadillac Escalade Esv
- 2014 Chevrolet Silverado 1500
- 2015 Chevrolet Silverado 2500
- 2016 Chevrolet Silverado 2500
- 2015 Chevrolet Suburban
- 2016 Chevrolet Suburban
- 2015 Chevrolet Tahoe
- 2016 Chevrolet Tahoe
- 2014 GMC Sierra 1500
- 2015 GMC Sierra 2500
- 2016 GMC Sierra 2500
- 2015 GMC Sierra Denali
- 2016 GMC Sierra Denali
- 2015 GMC Yukon
- 2016 GMC Yukon
- 2015 GMC Yukon XL
- 2016 GMC Yukon XL
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.