2021 Corvette: Service Bulletin: #20-NA-237: Radio Software Version V152 Update - (Dec 23, 2020)
Estimated Reading Time: 6 Minutes#20-NA-237: Radio Software Version V152 Update - (Dec 23, 2020)
Subject: | Radio Software Version V152 Update |
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Buick |
Encore GX |
2021 |
2021 |
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Cadillac |
CT4 |
2021 |
2021 |
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GMC |
Acadia |
2021 |
2021 |
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Sierra 1500 |
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Yukon |
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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:
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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. |