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Service bulletin 17NA066

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10154975
Published by NHTSA2019-03-25
Manufacturer's number17NA066
Manufacturer's date2018-12-14
NHTSA componentPOWER TRAIN; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Labels and manuals, Transmission and driveline

Vehicles listed
BUICK CASCADA2016, 2017, 2018, 2019
BUICK ENCLAVE2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
BUICK ENCORE2013, 2014, 2015, 2016, 2017, 2018, 2019
BUICK ENVISION2016, 2017, 2018, 2019
BUICK LACROSSE2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
BUICK LUCERNE2010, 2011
BUICK LUCERNE2012
BUICK REGAL2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
BUICK VERANO2012, 2013, 2014, 2015, 2016, 2017
CADILLAC ATS2013, 2014, 2015, 2016, 2017, 2018, 2019
CADILLAC CT62016
CADILLAC CT62019
CADILLAC CT6 PLUG-IN HYBRID2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CTS2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CADILLAC DTS2010, 2011
CADILLAC ELR2014, 2015, 2016, 2017
CADILLAC ESCALADE2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CADILLAC ESCALADE ESV2010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE ESV2017, 2018, 2019
CADILLAC ESCALADE EXT2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC SRX2010, 2011, 2012, 2013, 2014, 2015, 2016
CADILLAC STS2010, 2011
CADILLAC XT42019
CADILLAC XT52017, 2018, 2019
CADILLAC XTS2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET 35002018
CHEVROLET AVALANCHE2010, 2011, 2012, 2013
CHEVROLET AVEO2010, 2011, 2012, 2013
CHEVROLET AVEO2015, 2016, 2017
CHEVROLET BLAZER2019
CHEVROLET BOLT EV2017, 2018, 2019
CHEVROLET CAMARO2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET CAPRICE2016 to 2017
CHEVROLET CHEVEROLET SS2014 to 2017
CHEVROLET CITY EXPRESS2015, 2016
CHEVROLET COBALT2010
CHEVROLET COLORADO2010, 2011, 2012
CHEVROLET COLORADO2014
CHEVROLET COLORADO2015, 2016, 2017, 2018, 2019
CHEVROLET CORVETTE2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET CRUZE2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET EQUINOX2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET EXPRESS2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET HHR2010, 2011
CHEVROLET IMPALA2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET LOW CAB FORWARD 45002018
CHEVROLET LOW CAB FORWARD 55002018
CHEVROLET LOW CAB FORWARD 65002018
CHEVROLET MALIBU2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET N3002018
CHEVROLET SILVERADO2017
CHEVROLET SILVERADO 15002010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 15002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 15002019 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002018, 2019 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002019 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 45002019 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SONIC2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET SPARK2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET SPARK EV2014, 2015, 2016, 2017 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET TAHOE2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET TRAVERSE2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET TRAX2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET VOLT2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET duplicate SILVERADO 55002019
GMC ACADIA2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
GMC CANYON2010, 2011, 2012
GMC CANYON2015, 2016, 2017, 2018, 2019
GMC SAVANA2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
GMC SIERRA2017
GMC SIERRA 15002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002019 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002018, 2019 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2018 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
GMC YUKON2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
GMC YUKON DENALI2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI XL2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2010, 2011
GMC YUKON XL2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2015, 2016, 2017, 2018, 2019
HUMMER H22010
HUMMER H32010
PONTIAC G32010
PONTIAC G52010
PONTIAC G62010
PONTIAC G82010
PONTIAC SOLSTICE2010
PONTIAC VIBE2010
SAAB 9-52010
SATURN ASTRA2010
SATURN AURA2010
SATURN OUTLOOK2010
SATURN SKY2010
SATURN VUE2010
SATURN VUE2011

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
26V2890002026-05-07. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
20221602022-03-31. Accessories
21V4960002021-07-01. EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER
20211512021-03-15. Label
20205202020-10-29. Powertrain
20V6680002020-10-29. POWER TRAIN:AUTOMATIC TRANSMISSION
20205052020-10-23. Powertrain
20V6500002020-10-22. POWER TRAIN:DRIVELINE:DRIVESHAFT
20201652020-04-16. Accessories
20200202020-01-23. Powertrain

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
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PIP5975A2025-03-02. Service bulletin. This Preliminary information communicates information on what dealer technicians should due if they encounter a broken chain on a CVT transmission
PIP5966A2025-03-02. Service bulletin. This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
PIP5966A2025-03-02. Service bulletin. This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
16-NA-0192025-02-19. Service bulletin. This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
PIP5175F2025-02-10. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th gears. This may be due to loose stator support to pump cover bolts causing a leak at the stator support to pump cover gasket. Technician will check for the bolts to be loose. If any of the bolts are loose or the gasket is misaligned or leaking, the transmission pump cover must be replaced and the 1234 clutch plates should be inspected for being distressed and repaired as needed.
PIP6032A2025-02-03. Service bulletin. This Preliminary Information communication advises the technician on possible sources of transmission fluid leaks from the transmission oil filter or cooler line seals .
09-06-04-026Z2025-01-23. Service bulletin. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.