CHEVROLET 2011 Avalanche - Manual (Page 127)

Black plate (3,1) Chevrolet Avalanche Owner Manual - 2011
Storage 4-3
Even when all of these things are
working properly and the cover
system is on, there may be some
instances (heavy rains, automated
car washes, etc.) when water can
collect the following areas:
A. Top drain grates
B. Removable front drain grate
(Midgate drain gate)
C. Side rail channels and
catch cups
D. Front drains
E. Water drainage area around
both sides of the box and the
tailgate side
F. Rear drains
G. Cargo floor
H. Cargo mat
Maintenance and Cleaning
To ensure that the water
management system performs
properly, be sure that the Midgate,
tailgate and cover system are fully
closed and that all parts are clean
and not blocked with debris. Follow
the instructions given next in this
section for the proper procedures on
cleaning each item.
Top Drain Grates – Removal
and Cleaning
The top drain grates are located
near the rear window on both sides
of the vehicle. Clean the grates and
drains if there is a blockage.