Donate your CHEVROLET TAHOE!

Is it time to move on? Support NPR & the programs you love. Donate your old car in minutes through the CarTalk Vehicle Donation Program.

Print this page

March 15: GM 'Shift to Park' Class Action Lawsuit Settlement Reached news | 19 days ago
March 15: GM 10-Speed Transmissions Cause Wheels to Lockup recalls | 19 days ago
March 7: GM 8L90 Transmission Lawsuit Survives Motion to Dismiss news | 27 days ago
January 26: Shift to Park Lawsuit Transferred to Tennessee news | 67 days ago
January 23: Chevrolet Equinox EV Recall Announced For Braking Problems recalls | 70 days ago

Chevrolet TSB #15-08-73-001A

2009 Chevrolet Tahoe

CarComplaints.com Seal Of

TSB Document:

MC-10138020-9999.pdf

Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Summary: This informational bulletin explains how to update the older Onstar module software to new software over GSA.

This informational bulletin explains how to update the older Onstar module software to new software over GSA.

Date Published: MAR 21, 2017
NHTSA TSB #: 10138020

Find something helpful? Spread the word. Share on Facebook21.9k Retweet this page Email this page

Become a Fan & Spread the Word