Chevrolet/GMC 2013 DURAMAX Diesel, Owner'S Manual

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Black plate (2,1)
Chevrolet/GMC DURAMAX Diesel - 2013 - CRC - 5/29/12
10-2 Vehicle Care
Damage to vehicle components
resulting from modifications or the
installation or use of non-GM
certified parts, including control
module or software modifications, is
not covered under the terms of the
vehicle warranty and may affect
remaining warranty coverage for
affected parts.
GM Accessories are designed to
complement and function with other
systems on the vehicle. See your
dealer to accessorize the vehicle
using genuine GM Accessories
installed by a dealer technician.
See your vehicle's Warranty booklet
for more information.
Aftermarket Engine
Performance Enhancement
Products and Modifications
Some aftermarket engine
performance products and
modifications promise a way to
increase the horsepower and torque
levels of the vehicle's powertrain.
You should be aware that these
products could have harmful effects
on the performance and life of the
engine, exhaust emission system,
transmission, and drivetrain. The
engines, transmissions, and
drivetrains have been designed and
built to offer industry leading
durability and performance in the
most demanding applications.
Engine power enhancement
products may enable the engine to
operate at horsepower and torque
levels that could damage, create
failure, or reduce the life of the
engine, engine emission system,
transmission, and drivetrain.
Damage, failure, or reduced life of
the engine, transmission, emission
system, drivetrain, or other vehicle
components caused by aftermarket
engine performance enhancement
products or modifications might not
be covered under the vehicle
warranty.