Sierra Denali RWD V8-6.2L (2009)
Navigation Module: Customer Interest
Navigation Radio - Map Disc Read Error Message Displayed
TECHNICAL
Bulletin No.: 10-08-44-001B
Date: May 04, 2010
Subject: "Checking The Map DVD" Message Displayed (Update Navigation Radio Software) (U.S. and Canada Only)
Models:
2009 Chevrolet Avalanche, Silverado, Suburban, Tahoe
2009 GMC Sierra, Yukon, Yukon XL, Yukon Denali, Yukon Denali XL
2009 HUMMER H2
Equipped With Navigation Radio RPO UVB or U3U
Attention:
This software update requires the engine to be RUNNING with the gear selector in PARK.
Supercede:
This bulletin is being revised to add models. Please discard Corporate Bulletin Number 10-08-44-001A (Section 08 - Body and Accessories).
Condition
Some customers may comment that a "Checking The Map DVD" message is displayed.
Cause
This condition may be caused by a software anomaly.
Correction
Important
Before proceeding with the update, advise the customer that the Address Book, Previous Destination data and Preset data are removed during the SW
update. The user will have to input this data when the update is complete.
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Do not eject the disc during the update.
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Do not leave the disc in the radio after the update.
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Do not give the disc to the customer.
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The software update disc may be used to update more than one vehicle.
Navigation Software Update Procedure
Use the following procedure to update the Navigation Radio software using the Navigation Radio Software Update Disc P/N 20946039. The software
update disc is to be obtained from the WPC using the Part Request Form - Warranty Parts Center information below.
Important
-
This software update disc can only be used to update the navigation radios specified in this bulletin. DO NOT use this software update
disc to update any other vehicle's navigation radio.
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The map DVD will be needed to verify proper system operation after the software update has been performed.
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This software update requires using the map DVD slot. The update WILL NOT work if the update disc is inserted in the top slot (CD or
CD/DVD audio slot).
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Wear latex gloves while performing the software update, to avoid fingerprints on the discs and the radio.
Note
DO NOT stop the engine until all tasks are completed.
The software update MUST BE performed with the engine RUNNING and the gear selector position in PARK.
IF the vehicle is turned off PRIOR TO the software update being completed, the process may not work again and a new Navigation Radio may be
