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Service bulletin 20NA093

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 id10175771
Published by NHTSA2020-05-26
Manufacturer's number20NA093
Manufacturer's date2020-04-20
NHTSA componentEQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM

NHTSA's summary

This informational bulletin provides information on Normal Radio Display Operation ? Display Does Not Remain Off at Times After Being Turned Off in Settings and no parts should be replaced due to this condition.

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

Electrical system, Equipment and accessories

Vehicles listed
BUICK ENCORE2016, 2017
BUICK ENVISION2016, 2017
BUICK LACROSSE2016, 2017
BUICK REGAL2016, 2017
CADILLAC ATS2016, 2017
CADILLAC CT62016, 2017
CADILLAC CTS2016, 2017
CADILLAC ELR2016, 2017
CADILLAC ESCALADE2016, 2017
CADILLAC ESCALADE ESV2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE ESV2017
CADILLAC SRX2016
CADILLAC XT52017
CADILLAC XTS2016, 2017
CHEVROLET CAMARO2016, 2017
CHEVROLET COLORADO2016, 2017
CHEVROLET CORVETTE2016, 2017
CHEVROLET CRUZE2016, 2017
CHEVROLET EQUINOX2016, 2017
CHEVROLET IMPALA2016, 2017
CHEVROLET MALIBU2016, 2017
CHEVROLET SILVERADO 15002017 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002016, 2017 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2016, 2017
CHEVROLET TAHOE2016, 2017
GMC ACADIA2017
GMC CANYON2016, 2017
GMC SIERRA 25002016, 2017 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2016, 2017 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2016, 2017
GMC YUKON XL2016, 2017

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

Recalls for the same vehicles and component
20242942024-05-24. Electrical
20214072021-07-01. Electrical
21V4960002021-07-01. EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER
20193252019-06-28. Electrical
20192042019-04-26. Electrical
20184812018-09-07. Electrical
17V4040002017-06-27. EQUIPMENT; SEATS:FRONT ASSEMBLY:HEAD RESTRAINT
16V5160002016-07-07. EQUIPMENT:OTHER:LABELS
16V5020002016-07-05. ELECTRICAL SYSTEM:IGNITION; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
16V4490002016-06-21. EQUIPMENT:OTHER:LABELS; TIRES

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
22-NA-0072025-11-15. Service bulletin. This service bulletin provides procedures to correct customer concerns of Poor Engine Performance in Extremely Cold Weather Conditions, Charge Air Cooler (CAC) Icing - Malfunction Indicator Lamp (MIL) Illuminated with DTCs P0299, P0234, P0236, P2227, P00C7 Set.
18-NA-1802025-10-16. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
18-NA-1802025-09-26. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
18-NA-0692025-05-06. Service bulletin. This service bulletin provides a service procedure to correct conditions of Poor Engine Performance in Extremely cold weather conditions, CAC Icing, MIL Illuminated with DTCs set.
25-NA-0872025-05-02. Service bulletin. This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
21-NA-1392025-05-01. Service bulletin. This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set.
23-NA-0012025-04-28. Service bulletin. This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
13-08-116-001K2025-04-25. Service bulletin. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
24-NA-0982025-04-24. Service bulletin. This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
15-06-03-001F2025-04-15. Service bulletin. This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.