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Service bulletin 20NA128

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 id10178972
Published by NHTSA2020-08-31
Manufacturer's number20NA128
Manufacturer's date2020-07-27
NHTSA componentFUEL/PROPULSION SYSTEM

NHTSA's summary

This technical bulletin provides a procedure to replace the fuel filter drain or assembly if found the cause of the customers complaint.

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

Fuel system

Vehicles listed
CHEVROLET EQUINOX2017, 2018, 2019, 2020
CHEVROLET EXPRESS2017, 2018, 2019, 2020
CHEVROLET MALIBU2017, 2018, 2019, 2020
GMC SAVANA2017, 2018, 2019, 2020
GMC TERRAIN2017, 2018, 2019, 2020

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

Recalls for the same vehicles and component
20194622019-09-19. Fuel System
19V6670002019-09-19. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
19V6420002019-09-06. ENGINE; ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20182892018-06-01. Fuel System
18V3580002018-05-31. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

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
18-NA-1802025-10-16. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
18-NA-1802025-09-26. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
24-NA-1392025-06-07. Service bulletin. This service bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Malfunction Indicator Lamp (MIL) Illuminated – DTC P023F or P129F Set.
25-NA-0652025-04-24. Service bulletin. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
18-NA-1802025-01-30. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
18-NA-1802025-01-08. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
18-NA-1802024-12-17. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
24-NA-2252024-12-02. Service bulletin. This bulletin provides information on how to look for and test for DEF or water in the fuel system and what the specs should be.
18-NA-1802024-10-09. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
05-06-04-022V2024-09-05. Service bulletin. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.