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Service bulletin PIC6296A

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 id10137747
Published by NHTSA2018-05-21
Manufacturer's numberPIC6296A
Manufacturer's date2017-08-29
NHTSA componentEQUIPMENT:ELECTRICAL; EQUIPMENT

NHTSA's summary

This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2. Technician should not replace the Human Machine Interface for this concern, power cycling of the Human Machine Interface fuse should restore communication. Technician should be advised that the Human Machine Interface and Global Diagnostic System 2 interaction concern has been reported to engineering for root cause and correction.

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

Vehicles listed
BUICK ENCORE2016, 2017, 2018
BUICK ENVISION2016, 2017, 2018
BUICK LACROSSE2016, 2017, 2018
BUICK REGAL2016, 2017, 2018
CADILLAC ATS2016, 2017
CADILLAC CT62016
CADILLAC CT6 PLUG-IN HYBRID2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CTS2016, 2017
CADILLAC ELR2016, 2017
CADILLAC ESCALADE2016, 2017, 2018
CADILLAC XT52017, 2018
CADILLAC XTS2016, 2017
CHEVROLET CAMARO2016, 2017, 2018
CHEVROLET COLORADO2016, 2017, 2018
CHEVROLET CORVETTE2016, 2017, 2018
CHEVROLET EQUINOX2018
CHEVROLET IMPALA2016, 2017, 2018
CHEVROLET MALIBU2016, 2017, 2018
CHEVROLET SILVERADO2017
CHEVROLET SILVERADO 25002016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002018 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2016, 2017, 2018
CHEVROLET TAHOE2016, 2017, 2018
GMC ACADIA2017, 2018
GMC CANYON2016, 2017, 2018
GMC SIERRA2017
GMC SIERRA 15002016 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002018 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2016, 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
21V4960002021-07-01. EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER
17V4040002017-06-27. EQUIPMENT; SEATS:FRONT ASSEMBLY:HEAD RESTRAINT
16V5160002016-07-07. EQUIPMENT:OTHER:LABELS
20155752015-11-30. Accessories

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
20-NA-1322024-04-23. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
17-NA-0522024-04-23. Service bulletin. This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.
PIT5992A2024-04-15. Service bulletin. This preliminary information discusses a condition that may arise from the drivers window switch sending an errant message causing the vehicle to enter manual fob learn mode.
PIC65412024-04-15. Service bulletin. This Preliminary information communicates to the technicians some additional diagnostic tips if they encounter a condition of a dead battery/parasitic drain.
PIT5448J2024-04-15. Service bulletin. This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without Regular Production Option Code AVF. If the vehicle was built with regular production code BTM and AVF only has a 1 hour idle time.
20-NA-1322024-04-05. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
17-NA-2162024-04-05. Service bulletin. This service bulletin provides repair information to correct a customer concern of the convertible top back glass separating from top cover material.
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.