Pontiac 2001 Aztek Owner's Manual page 153

To adjust the crossrail(s), first remove the sunroof stop (A)
by using the tool (B) located in the plastic bag in the
glove box.
To remove the sunroof stop, do the following:
1. Remove the tool located in the bag in the glovebox
-
labeled "tool kit acsry".
2. Place the tool on the screw located in the side rail
assembly in front of the front crossrail.
3. Remove the screw.
4. Repeat for the other side.
5. Put the tool and the screws back in the plastic bag
in the glove box.
Lift the release levers on each side to unlock the
crossrails. Slide the crossrails forward or backward,
as needed, to accommodate loads of various sizes.
After repositioning the crossrails, engage the release
lever. This will lock the crossrails in place.
NOTICE:
Do not open the sunroof if the crossrails are not
in the full rear position. This could cause damage
to the sunroof glass panel and/or the crossrails.
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