Mix garlic powder, onion powder, salt, and pepper together in small dish and set aside.
Rub chicken breasts down with mix from above and lay out on a baking sheet. Drizzle the chicken with olive oil and then pop it all into the oven for 20-30 minutes or until chicken is done.
Chop up celery and pecans and put them in a big bowl.
When chicken is done shred it up and mix it with celery and pecans.
Add miracle whip until salad is at it’s desired consistency.