Service bulletins for the 2020 Buick Encore
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.
654 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
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Only bulletins with component: Cooling system are shown. Show all
| 20NA028 | 2020-08-31. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin is to notify dealership personnel as well as providing the customer with the usage instructions from the owner manual, that in extreme cold weather (-18°C or less / 0°F or less), a grille winter cover needs be added during PDI to avoid the customer returning with concerns related to charge air cooler icing. |
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| 20NA024 | 2020-04-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This informational bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.