TSB 18-NA-180 — Buick, Chevrolet and GMC Service bulletin
18-NA-180 is a service bulletin on file with NHTSA for 6 Buick, Chevrolet and GMC models, 2011–2022 model years, filed and re-filed as 4 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 18-NA-180 names
| Vehicle | Model years |
|---|---|
| Buick LaCrosse | 2012, 2013, 2014, 2015, 2016, 2018, 2019 |
| Chevrolet Bolt EV | 2017, 2018, 2019, 2020, 2021, 2022 |
| Chevrolet Impala | 2014 |
| Chevrolet Silverado 1500 | 2016, 2017 |
| Chevrolet Volt | 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| GMC Sierra 1500 | 2016, 2017, 2018 |
Every document filed under 18-NA-180
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| 18-NA-180 | September 4, 2025 | Service bulletin |
| 18-NA-180 | May 14, 2025 | Service bulletin |
| 18-NA-180 | January 14, 2025 | Service bulletin |
| 18-NA-180 | December 12, 2024 | Service bulletin |
What 18-NA-180 covers
Electrical, Fuel system — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 18-NA-180?
18-NA-180 is a service bulletin filed with NHTSA by Buick, Chevrolet and GMC, covering 6 Buick, Chevrolet and GMC models across the 2011–2022 model years. NHTSA's summary reads: This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
Which vehicles does 18-NA-180 cover?
NHTSA's file names Buick LaCrosse (2012–2016, 2018–2019); Chevrolet Bolt EV (2017–2022); Chevrolet Impala (2014); Chevrolet Silverado 1500 (2016–2017); Chevrolet Volt (2011–2019); GMC Sierra 1500 (2016–2018). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB 18-NA-180 a recall, and is the repair free?
No. 18-NA-180 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of 18-NA-180?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 18-NA-180, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 18-NA-180. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.