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Service bulletin SSM 49328

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 id10183569
Published by NHTSA2020-12-04
Manufacturer's numberSSM 49328
Manufacturer's date2020-11-11
NHTSA componentENGINE AND ENGINE COOLING; FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; EQUIPMENT

NHTSA's summary

Some 2019 MKC, 2019-2020 Edge/Nautilus/Escape/Ranger, 2020 Corsair, 2019-2021 Explorer vehicles equipped with 2.0L and 2.3L EcoBoost engines may exhibit a light to moderate ticking type noise at idle (600-700 RPM). The noise is usually more prominent in the area of the high-pressure fuel pump, located on the top of the engine just behind the number 4 ignition coil. This noise is not detrimental to engine function and has no short or long-term effects on engine durability. This an operating characteristic of these engines and no repairs should be attempted.

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

Engine, Equipment and accessories, Fuel system, Fuel pump

Vehicles listed
FORD EDGE2019, 2020
FORD ESCAPE2019, 2020
FORD EXPLORER2019, 2020, 2021
FORD EXPLORER POLICE INTERCEPT2019 (the catalog's model; the bulletin names a series or trim of it)
FORD RANGER2019, 2020
LINCOLN CORSAIR2020
LINCOLN MKC2019
LINCOLN MKX2019 to 2020
LINCOLN NAUTILUS2019, 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
25V4550002025-07-07. 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
SSM 499242021-08-02. Service bulletin. Some 2019 MKC, 2019-2021 Edge/Nautilus/Escape/Ranger/Explorer, 2020-2021 Corsair, and 2021 Bronco Sport vehicles equipped with 2.0L and 2.3L EcoBoost engines may exhibit a light to moderate ticking type noise at idle (600-700 RPM). The noise is usually more prominent in the area of the high-pressure fuel pump, located on the top of the engine just behind the number 4 ignition coil. This noise is not detrimental to engine function and has no short or long-term effects on engine durability. This an operating characteristic of these engines and no repairs should be attempted.