Chevrolet 2007 Avalanche Owner's Manual page 195

1. Remove the rear rail by pulling it straight out
from the side rails. Set the rail aside.
2. Remove the
two bows by gently
pushing them
against the
spring-loaded end.
Set the bow aside.
3. With the midgate lowered, enter the rear
passenger compartment of the vehicle.
®
See Midgate on page 104.
4. Remove the front rail by first twisting up the
edge nearest you, to clear the midgate seals,
and then pulling it out from the side rails.
195