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Service bulletin 15796

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 id10089587
Published by NHTSA2017-01-26
Manufacturer's number15796
Manufacturer's date2015-11-24
NHTSA componentEQUIPMENT

NHTSA's summary

15796 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPLACE THE SDM ON CERTAIN VEHICLES. THESE VEHICLES MAY HAVE A SMALL HAIRLINE CRACK IN ONE OF THE MOUNTING FEET SECURING THE SENSING AND DIAGNOSTIC MODULE TO THE FLOOR PAN OF THE VEHICLE. UNDER CERTAIN CONDITIONS, THE ISSUE COULD POTENTIALLY CAUSE THE SDM TO NOT PERFORM AS INTENDED. IF THE SDM DOES NOT PERFORM AS INTENDED, THERE MAY BE A RISK OF OCCUPANT INJURY.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Equipment and accessories

Vehicles listed
CHEVROLET SILVERADO 15002016 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002016 (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.

Other bulletins for the same vehicles and component
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20-NA-1322024-04-05. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIT5401E2024-04-01. Service bulletin. Radio Inoperative with No Communication and DTC U0184
PIT5387B2024-04-01. Service bulletin. Radio HVAC IPC Blank Out When Operating A Snow Plow.
PIT5378C2024-04-01. Service bulletin. Radio Display May Momentarily Flicker When Vehicle Is First Started.
23-NA-1032024-03-29. Service bulletin. This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).
11-00-89-005X2024-03-19. Service bulletin. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
07-00-89-037S2024-03-19. Service bulletin. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
PIP59602024-03-18. Service bulletin. This Preliminary information communicates a restricted part due to stock limitation.