Service bulletin 18NA340

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	10155114
Published by NHTSA	2019-03-25
Manufacturer's number	18NA340
Manufacturer's date	2018-11-15
NHTSA component	SEAT BELTS; UNKNOWN OR OTHER; SEAT BELTS:FRONT:RETRACTOR

NHTSA's summary

This technical bulletin provides repair information to correct a customer concern of front row seat belt extraction difficult, retraction rate slow and/or incomplete.

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

Seat belts

Vehicles listed
CADILLAC CTS	2014, 2015, 2016, 2017, 2018

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

Recalls for the same vehicles and component
2014315	2014-07-29. Seats And Restraints

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
990940005G	2024-02-12. Service bulletin. Seat Belt Extender Availability
990940005G	2023-12-11. Service bulletin. Seat Belt Extender Availability
99-09-40-005I	2023-07-28. Service bulletin. This service bulletin provides information on availability for a seat belt extender.
PI0388D	2018-05-29. Service bulletin. This preliminary information provides a procedure to repair the seat belt webbing and latch by rolling it back over.
05-09-40-002G	2018-04-23. Service bulletin. This technical bulletin provides a revision of 05-09-40-002F to add the 2013-2014 model years.
09-09-40-001C	2017-08-15. Service bulletin. This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button sticking.
99-09-40-005G	2017-08-15. Service bulletin. This informational bulletin provides information on availability for the seat belt extender.
44240	2017-01-24. Service bulletin. 44240 - SPECIAL COVERAGE. FOR VEHICLES EQUIPPED WITH A HAPTIC SEAT OPTION (RPO UFL OR UHX) AND A NON-MOTORIZED SEAT BELT RETRACTOR (RPO AX7), THE AIRBAG WARNING LIGHT MAY BE ILLUMINATED DUE TO A POTENTIAL FAULT WITH THE DRIVER’S SIDE DIAGNOSABLE BUCKLE SWITCH. IF THIS AIRBAG LIGHT ILLUMINATES, AND HAS DIAGNOSTIC TROUBLE CODE (DTC) B0072 SET, IT MAY BE RELATED TO THE DRIVER’S SIDE DIAGNOSABLE BUCKLE SWITCH, AND THERE ARE NO ISSUES WITH THE VEHICLES AIRBAGS OR SEATBELT PRE-TENSIONERS. IN THIS CONDITION, THE AIRBAG OR SEATBELT PRE-TENSIONER DEPLOYMENTS ARE NOT AFFECTED. THIS SPECIAL COVERAGE COVERS THE CONDITION DESCRIBED ABOVE FOR A PERIOD OF 10 YEARS OR 120,000 MILES (193,000 KM), WHICHEVER OCCURS FIRST, FROM THE DATE THE VEHICLE WAS ORIGINALLY PLACED IN SERVICE, REGARDLESS OF OWNERSHIP. DEALERS ARE TO LOOK FOR DTC B0072 AND REPLACE THE DRIVER’S SIDE FRONT SEAT BELT BUCKLE.
PI0388F	2017-01-19. Service bulletin. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPOSITION THE FRONT SEAT BELT LATCH PLATE FOR CONCERNS REGARDING THE SEAT BELT WEBBING OR LATCH PLATE COMING TWISTED.
PI0388F	2016-10-19. Service bulletin. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPOSITION THE FRONT SEAT BELT LATCH PLATE FOR CONCERNS REGARDING THE SEAT BELT WEBBING OR LATCH PLATE COMING TWISTED.