Service bulletin 17NA302

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)
Type	Service bulletin
NHTSA id	10137270
Published by NHTSA	2018-05-21
Manufacturer's number	17NA302
Manufacturer's date	2018-01-11
NHTSA component	EQUIPMENT; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP; FUEL SYSTEM, GASOLINE

NHTSA's summary

This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.

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

Equipment and accessories, Fuel system, Fuel tank

Vehicles listed
CHEVROLET SILVERADO	2017
CHEVROLET SILVERADO 2500	2018 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA	2017
GMC SIERRA 2500	2018 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI	2018 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
23V047000	2023-02-02. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
19V088000	2019-02-07. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

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
17-NA-302	2024-03-28. Service bulletin. This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.
19NA277	2020-03-02. Service bulletin. This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties.
PIP5427B	2019-04-08. Service bulletin. This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Technician will need to follow published diagnostics for Diagnostic Trouble Codes U0074 would take priority over U18A2 if both set before addressing DTC P2635.
18157	2018-08-20. Service bulletin. 18157 - Customer Satisfaction Program. Certain Low Cab Forward vehicles, equipped with diesel engines, may have a condition in which the Fuel Tank Sub Unit float arm in the rear-mounted fuel tank may become disconnected causing the fuel gauge to display ?Empty? (E) regardless of the actual fuel level. Dealers are to replace the Fuel Tank Sender Unit.
17NA402	2018-06-04. Service bulletin. This technical bulletin provides a procedure to replace relays that may be sticking in cold regions.
PIP5427A	2018-05-21. Service bulletin. This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Technician will need to follow published diagnostics for Diagnostic Trouble Codes U0074 would take priority over U18A2 if both set before addressing DTC P2635.
PIT5481C	2018-02-21. Service bulletin. This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the driver in keeping the vehicle from drifting out of a driving lane that has clearly identified markings. The electric power steering provides a gentle steering correction if a lane marking has been crossed and the driver has not actively responded.
PIP5543	2018-02-21. Service bulletin. This Preliminary information communicates to dealer technicians a repair direction for a whine or siren type noise coming from the in tank fuel pump in cold weather areas due to possible diesel fuel waxing or gelling issues.
PIP5459A	2017-08-15. Service bulletin. This Preliminary information communicatesvehicle may come in with DTC P228D (Fuel Pressure Regulator Control Performance - High Pressure) set current or history. A fault with the fuel rail pressure sensor.Do not replace the Engine’s High Pressure Pump. Butrecommended to replace the Fuel Rail Pressure sensor.