#20-NA-237: Radio Software Version V152 Update - (Dec 23, 2020)
Subject:
Radio Software Version V152 Update
Brand:
Model:
Model Year:
VIN:
Engine:
Transmission:
from
to
from
to
Buick
Encore GX
2021
2021
—
—
—
—
Envision
Cadillac
CT4
2021
2021
CT5
XT4
XT5
XT6
Chevrolet
Blazer
2021
2021
Camaro
Corvette
Malibu
Silverado 1500
Suburban
Tahoe
Trailblazer
GMC
Acadia
2021
2021
Sierra 1500
Yukon
Yukon XL
Involved Region or Country
North America, Europe, Russia, Middle East, Israel, Palestine, Chile, Colombia, Ecuador, Paraguay, Peru, Uruguay, Japan, Korea, Thailand
Additional Options (RPOs)
Equipped with Infotainment System IOS, IOU or IOT
Condition
Some customers may comment on software issues. A continuous improvement software update was released with updates made in several areas. There were two updates released in Production very close to each other. At the time of initial bulletin publication, the most current software version available to service was V152. Some vehicles may have been manufactured with a software version of V152 or less, while newer vehicle builds may have V153 loaded. This TSB covers the V152 release, another bulletin will be released later for V153. As always, the current release includes all enhancements from previous software version releases. V152 contains over 100 improvements. Most notable improvements include:
Audio and Media
Favorites jumps back to page 1 when attempting to scroll to or past page 3
Remove unnecessary Settings button from third-party audio app
Loss of audio after use of Android Auto voice recognition
Apple CarPlay voice commands play on all speakers
Steering Wheel Control Favorites button inoperative for entire drive cycle
Audio Favorite selection will flash back from recently selected to previously played selection
Camera
Camera view may overlap Home screen after Automatic Park Assist (APA) is cancelled
The APA Exit Park button displays when vehicle is stopped despite the system requesting the button be disabled
Energy App
Home or Away Target Charge Level (TCL) changes to minimum value when opposite TCL value is changed
Radio displays incorrect text when Fast Charge TCL is set at or less than 80% (Time remaining is displayed correctly)
Radio may not display “stop charging at any time” or “using station power for battery conditions to preserve battery energy for range” during the Thermal Conditioning Only mode
Radio displays time to complete charge value too soon, causing highly inaccurate display times
Location-Based Charging may not display the current location when entering the TCL or Displayed Charging Time screens while signed into a User Profile
Energy App crashes after using the Stop button in the Energy App
Energy App will not reconnect if phone app is closed while phone is connected to the vehicle unless phone is disconnected and reconnected
Text overlaps on the main screen for status, start and completion times after performing some actions in the Charging Options
Utility rate charging schedules or season dates are not populated or app crashes
Delayed Charging text issues with “Charging will begin at:”
Incorrectly displays “Default Charge Mode Enabled” at wake up
Energy App slow performance or no response to up/down arrows after wake-up
HMI
Buick emblem is not round
“Feature unavailable while driving” message displayed for some restricted actions although passenger is present
TTY button may not switch out of hearing mode if multiple users exist with different TTY modes
Average Fuel Economy in Trailering app does not match IPC
IPC Interface
Some RDS text appears out of position
Visual updates to remote HMI for OnStar, navigation, audio, phone, and voice recognition interface
DIC text could be cutoff at top or bottom of display
Phone
Robotic voice for phone calls
Phone number and call time off center when making a call to non-contact number
Sirius XM
Blank Sirius XM Favorite
Displays “loading” until channel up
Displays “This favorite is not available” when vehicle is started on SXM channel that is not a Favorite
No Favorite or an incorrect Favorite is highlighted
Unable to save an SXM Favorite with long press
In accessory power mode, a loss of SXM audio until another SXM station is selected
Metadata missing or greyed out while using OnStar Turn by Turn in audio view
SXM crashes but the rest of the Audio app works
Channel playing and channel displayed do not match
Tune does not function as expected when using steering wheel controls or hard buttons
Displays “something went wrong” after a remote start on SXM
System
System does not retain power mode selection over ignition cycles
Screen stuck on brand splash animation for entire ignition cycle
Display screen goes black instead of displaying account is locked after 5 incorrect password entries
Navigation
HUD may not show a street name if the name field is only one line unless it is an exit number
Unable to start or view active route guidance using steering wheel controls
Vehicle position indicator is incorrect when switching from nav app (full map) to porch view
Overspeed Camera Zone Alert icon remains active after passing the camera zone
Navigation keyboard disappears after ending a call
DIC Navigation page may truncate Recent or Favorite destination
In addition to current lane, sharp curve alert of the opposite lane is also shown
First road name on a route is not displayed in the HUD
Predictive navigation may show incorrect traffic status
Time-restricted maneuvers may not be included in route guidance calculation
(Non-GMNA) Toll cost displayed is incorrect
(Non-GMNA) POI names not recognized for non-state-based countries
(Non-GMNA) No EV charging stations displayed in the hot categories in Korea
(Non-GMNA) DIC navigation page does not display street names in Korean
Translation (Non-GMNA)
When using voice recognition “my media” was not translated to other languages
Correct Chinese translation of high sensitivity in Air Quality Sensor settings
Changing from Chinese to English, the OnStar icon, Apps notifications block, and SD Card Eject remains in Chinese
Auto Heated/Cooled Seats during Remote Start, Lane Change Alert, Remote Sunroof Operation, and Rain Sense Wipers pages, the introduction is inconsistent with setting title in Chinese
Missing period in Chinese for Advanced Lighting description
Action Unavailable displays in English instead of Chinese when attempting to change a song while in a phone call
Change Korean translation of Teen Driver to My Driving Coach
Utility Season Date display missing Korean translation for Energy App
Missing period and line break in Korean on date of check in Settings > Updates
CarPlay Privacy Consent incorrect Korean translation
Incorrect spelling of Disabled in Portuguese
Poor grammar of the Portuguese translation of taking your eyes off the road warning message
If a customer declines Terms and Conditions in Spanish when attempting to connect a WiFi device, the phrase that appears next is incomplete
Voice Recognition
Unable to tune to FM station
Wireless Projection
Robotic voice after muting and unmuting calls
Radio display freezes while playing Spotify
Apple CarPlay not available or loses connection
CarPlay audio is unintelligible during phone call
Cause
The cause of the condition may be software anomalies.
Correction
A new radio software update, version V152, was released to service for vehicles equipped with Infotainment system RPO IOS, IOU or IOT, in addition to providing general robustness and stability enhancements. This update includes all enhancements from previous software version releases.