Go to this website and type in your car seat info. If they do not have the manual, I would call the manufaturer's number located on your car seat.
http://www.coscojuvenile.com/Instructions
GOOD LUCK!
PS I just took my car seat apart to wash the cloth material and found the easiest way to reassemble it was to remove the base during install of the straps and then replace the base.
Answers & Comments
Go to this website and type in your car seat info. If they do not have the manual, I would call the manufaturer's number located on your car seat.
http://www.coscojuvenile.com/Instructions
GOOD LUCK!
PS I just took my car seat apart to wash the cloth material and found the easiest way to reassemble it was to remove the base during install of the straps and then replace the base.
I took the seat cover off costco serenty car seat.How do i put back together?