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
By topic
| 000310003Y | 2020-04-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; TIRES. This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. |
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| 20NA028 | 2020-04-06. Service bulletin. STRUCTURE:FRAME AND MEMBERS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 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. |
| 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. |
| 20NA009 | 2020-04-06. Service bulletin. STEERING; SUSPENSION:FRONT:CONTROL ARM:LOWER ARM; TIRES. This technical bulletin provides a procedure to replace the steering gear and program the S/S module if found the cause of the customers concern. |
| 19NA104 | 2020-04-06. Service bulletin. EQUIPMENT; STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. |
| 20NA032 | 2020-03-30. Service bulletin. STRUCTURE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides new model features information for the 2020 Buick Encore GX. |
| 18NA073 | 2020-03-30. Service bulletin. EQUIPMENT; ENGINE. This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. |
| 18NA035 | 2020-03-30. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. This informational bulletin provides information on a normal characteristic of a transmission that will not shift into overdrive range during cold ambient temperatures. |
| 16NA119 | 2020-03-30. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada. |
| PIP5692 | 2020-03-09. Service bulletin. ENGINE. The Preliminary Information communication advises the technician that there is a part restriction for the 1.2L LIH engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. |
| PIP5691 | 2020-03-09. Service bulletin. EQUIPMENT. The Preliminary Information communication advises the technician that there is a part restriction for the 1.3L L3T engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. |
| PIP5495L | 2020-03-09. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. The technician is provided with a list of causes of misdiagnosis leading to returned Turbochargers with no trouble found. The purpose of this information is to reduce the number of no trouble found (NTF) turbochargers being returned to the WPC by informing the Service Department personnel of what inspections and/or diagnosis to perform, prior to replacing and returning a turbocharger to the WPC. |
| 110089002D | 2020-03-09. Service bulletin. EQUIPMENT. This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. |
| 050307009I | 2020-03-09. Service bulletin. WHEELS; EQUIPMENT. This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. |
| 20NA024 | 2020-03-09. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This informational bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures. |
| 20NA016 | 2020-03-09. Service bulletin. EQUIPMENT. This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle. |
| 18NA306 | 2020-03-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). |
| 18NA279 | 2020-03-02. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. |
| 16NA405 | 2020-03-02. Service bulletin. ENGINE AND ENGINE COOLING. This technical bulletin provides a procedure to install a PCV heater or a charge air cooler to correct the turbo charger system from freezing causing cold weather performance issues. |
| 16NA383 | 2020-03-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up. |
| 15NA010 | 2020-03-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states. |
| PIC6396 | 2020-02-10. Service bulletin. STRUCTURE. This Preliminary information communicates to dealer that upon a PDI they will find a towing eyelet in the right rear bin of the vehicle and where they need to stow it. |
| PI0592F | 2020-01-21. Service bulletin. EQUIPMENT. This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961). |
| 100089009D | 2019-12-16. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information on key code security rules and information on GM keycode look-up applications. |
| 080310006G | 2019-12-16. Service bulletin. EQUIPMENT; TIRES; EQUIPMENT ADAPTIVE/MOBILITY; WHEELS. This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.