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View Full Version : '09 LH6 ECM Tune File Needed


TBMSport
November 18th, 2010, 06:09 PM
Does anyone have this tune file on hand? It's for a 2009 GMC Envoy/Chevy Trailblazer 5.3L 4WD?

12630465 0000AA70 New software for start of production.
12628994 0000B69E Main Operating System.

Thanks in advance.
VEGASROBBI
November 27th, 2010, 12:25 PM
Not sure if this helps, it's a 2009 LH6 4WD Silverado E38.