After Market tunes
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Found this reading through some bulletins, why you want to be careful about adding after market tunes (engine calibrations) to a vehicle still under warranty....
08-00-89-029A: Car and Truck Fix It Right the First Time Issues - (Aug 29, 2008)
Subject: Car and Truck "Fix It Right the First Time" Issues
This bulletin is being revised with updated information. Please discard Corporate Bulletin Number 08-00-89-029 (Section 00 - General Information).
Model Year(s)
2001-2009 All Vehicles -
Vehicle Line(s) / Condition
Identifying Aftermarket Engine Calibrations
Do This
Block the warranty claim for a major engine or transmission repair if an aftermarket calibration is installed and is responsible for the damage. Also, flag the warranty system to block future repairs.
Don't Do This
Do not submit a warranty claim for a major engine repair if an aftermarket calibration is installed.
Reference Information/Bulletin
08-06-04-033 / Gas Engines (May 2008)
08-06-04-006B / Diesel Engines (June 2008)
08-00-89-029A: Car and Truck Fix It Right the First Time Issues - (Aug 29, 2008)
Subject: Car and Truck "Fix It Right the First Time" Issues
This bulletin is being revised with updated information. Please discard Corporate Bulletin Number 08-00-89-029 (Section 00 - General Information).
Model Year(s)
2001-2009 All Vehicles -
Vehicle Line(s) / Condition
Identifying Aftermarket Engine Calibrations
Do This
Block the warranty claim for a major engine or transmission repair if an aftermarket calibration is installed and is responsible for the damage. Also, flag the warranty system to block future repairs.
Don't Do This
Do not submit a warranty claim for a major engine repair if an aftermarket calibration is installed.
Reference Information/Bulletin
08-06-04-033 / Gas Engines (May 2008)
08-06-04-006B / Diesel Engines (June 2008)
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fireant510
Tahoe & Suburban
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December 15th, 2007 7:39 AM