Service bulletin 18-NA-306
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 11006644 |
| Published by NHTSA | 2024-08-28 |
| Manufacturer's number | 18-NA-306 |
| Manufacturer's date | 2024-08-01 |
| NHTSA component | UNKNOWN OR OTHER |
NHTSA's summary
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
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.
| BUICK CASCADA | 2016, 2017, 2018, 2019 |
|---|---|
| BUICK ENCLAVE | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| BUICK ENCORE | 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 |
| BUICK ENCORE | 2023 to 2025 |
| BUICK ENCORE GX | 2020, 2021, 2022, 2023, 2024 |
| BUICK ENVISION | 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| BUICK ENVISTA | 2024, 2025 |
| BUICK LACROSSE | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| BUICK LACROSSE | 2020 |
| BUICK LESABRE | 2013 |
| BUICK LUCERNE | 2011 |
| BUICK LUCERNE | 2012 |
| BUICK REGAL | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 |
| BUICK REGAL TOURX | 2018 |
| BUICK REGAL TOURX | 2020 |
| BUICK VERANO | 2012, 2013, 2014, 2015, 2016, 2017 |
| CADILLAC ATS | 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| CADILLAC ATS-V | 2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC CT4 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC CT5 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC CT6 | 2013 to 2015 |
| CADILLAC CT6 | 2016, 2017, 2018, 2019, 2020 |
| CADILLAC CT6 | 2021 |
| CADILLAC CTS | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| CADILLAC CTS-V | 2011, 2012 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC CTS-V | 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC CTS-V | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC DTS | 2011 |
| CADILLAC DTS | 2012 |
| CADILLAC ELR | 2014, 2015, 2016, 2017 |
| CADILLAC ESCALADE | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| CADILLAC ESCALADE ESV | 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC ESCALADE ESV | 2017, 2018, 2019, 2020, 2021, 2022, 2023 |
| CADILLAC ESCALADE EXT | 2011, 2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC ESCALADE EXT 1500 | 2011 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC ESCALADE HYBRID | 2011, 2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CADILLAC LYRIQ | 2023, 2024 |
| CADILLAC SRX | 2011, 2012, 2013, 2014, 2015, 2016 |
| CADILLAC STS | 2011 |
| CADILLAC STS | 2012 |
| CADILLAC XT4 | 2018 |
| CADILLAC XT4 | 2019, 2020, 2021, 2022, 2023, 2024 |
| CADILLAC XT5 | 2013 to 2016 |
| CADILLAC XT5 | 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC XT6 | 2020, 2021, 2022, 2023, 2024, 2025 |
| CADILLAC XTS | 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| CADILLAC XTS | 2020 |
| CHEVROLET 6500 | 2019 |
| CHEVROLET AVALANCHE | 2011, 2012, 2013 |
| CHEVROLET AVALANCHE | 2014 |
| CHEVROLET AVALANCHE 1500 | 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET AVALANCHE 2500 | 2013 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET AVEO | 2011 |
| CHEVROLET BLAZER | 2019, 2020, 2021, 2022, 2023, 2024 |
| CHEVROLET BLAZER EV | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET BOLT EUV | 2022, 2023 |
| CHEVROLET BOLT EV | 2017, 2018, 2019, 2020, 2021, 2022, 2023 |
| CHEVROLET BOLT EV | 2024 |
| CHEVROLET C3500 | 2018 |
| CHEVROLET CAMARO | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| CHEVROLET CAPRICE | 2011 to 2018 |
| CHEVROLET CAPRICE POLICE PURSUIT | 2012 to 2017 |
| CHEVROLET CAPTIVA | 2011 to 2018 |
| CHEVROLET CAPTIVA SPORT | 2011, 2012, 2013, 2014 |
| CHEVROLET CHEVEROLET SS | 2014 to 2017 |
| CHEVROLET CITY EXPRESS | 2015, 2016 |
| CHEVROLET CITY EXPRESS | 2018 |
| CHEVROLET COLORADO | 2011, 2012 |
| CHEVROLET COLORADO | 2013 to 2014 |
| CHEVROLET COLORADO | 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| CHEVROLET CORVETTE | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET CORVETTE E-RAY | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET CORVETTE ZR1 | 2011 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET CRUZE | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| CHEVROLET EQUINOX | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET EQUINOX EV | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 |
| CHEVROLET EXPRESS 1500 | 2011, 2012 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 1500 | 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 2500 | 2011 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 2500 | 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 2500 | 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 3500 | 2012 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 3500 | 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 3500 | 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 4500 | 2012 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 4500 | 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS 4500 | 2016 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS CUTAWAY | 2013 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EXPRESS CUTAWAY VAN | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET G VAN BUS | 2011 |
| CHEVROLET G4500 | 2018 |
| CHEVROLET HHR | 2011 |
| CHEVROLET IMPALA | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 |
| CHEVROLET LUMINA | 2014 |
| CHEVROLET MALIBU | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| CHEVROLET MALIBU ECO | 2013, 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET MALIBU HYBRID | 2016, 2017, 2018, 2019 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 1500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 2500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 3500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 4500 | 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 5500 | 2019, 2020, 2021 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 5500 | 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 6500 | 2019 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 6500 | 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 6500 | 2025 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO EV | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO LT | 2018 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SONIC | 2011 |
| CHEVROLET SONIC | 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 |
| CHEVROLET SPARK | 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 |
| CHEVROLET SPARK EV | 2014, 2015, 2016, 2017 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SS | 2018 |
| CHEVROLET SUBURBAN | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 |
| CHEVROLET SUBURBAN | 2024 |
| CHEVROLET SUBURBAN 1500 | 2011 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SUBURBAN 1500 | 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SUBURBAN 2500 | 2011 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET TAHOE | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| CHEVROLET TAHOE HYBRID | 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET TAHOE POLICE PURSUIT | 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET TRAILBLAZER | 2013 to 2014 |
| CHEVROLET TRAILBLAZER | 2017 to 2020 |
| CHEVROLET TRAILBLAZER | 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET TRAVERSE | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET TRAX | 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| CHEVROLET VOLT | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| CHEVROLET duplicate SILVERADO 5500 | 2019 |
| GMC 3500HD | 2024 |
| GMC ACADIA | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| GMC CANYON | 2011, 2012, 2013 |
| GMC CANYON | 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| GMC ENVOY | 2011 to 2013 |
| GMC G VAN BUS | 2011 |
| GMC G3500 | 2017 to 2018 |
| GMC HUMMER EV PICKUP | 2022, 2023, 2024, 2025 |
| GMC SAVANA | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 |
| GMC SAVANA | 2024 |
| GMC SAVANA 1500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SAVANA 2500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SAVANA 2500 | 2023 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SAVANA 3500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SAVANA 3500 | 2023 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 1500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 2500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 3500 | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA DENALI | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA EV | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| GMC TERRAIN | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 |
| GMC YUKON | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 |
| GMC YUKON DENALI | 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON DENALI | 2015, 2016, 2017, 2018, 2019 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON DENALI XL | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON HYBRID | 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON XL | 2011 |
| GMC YUKON XL | 2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON XL | 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 |
| GMC YUKON XL 1500 | 2011 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON XL 1500 | 2012 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON XL 1500 | 2023 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON XL 2500 | 2011 (the catalog's model; the bulletin names a series or trim of it) |
| GMC YUKON XL 2500 | 2012, 2013 (the catalog's model; the bulletin names a series or trim of it) |
Listing a model year does not mean every vehicle of it is concerned: the document says which.