How do I stop my skateboarding trucks from squeaking?

I got a new Plan B board today. I started ollieing and stuff. Then I hear a squeaking noise.... Here are the features FEATURES: Brand New, Top Quality Plan B Deck 7.75" Pro 5.0 Aluminum Trucks Pro 52mm Urethane Wheels Superfast Abec 7 Bearings Shorty's Hardware Jessup Griptape... show more I got a new Plan B board today. I started ollieing and stuff. Then I hear a squeaking noise....

Here are the features

FEATURES:
Brand New, Top Quality Plan B Deck 7.75"

Pro 5.0 Aluminum Trucks

Pro 52mm Urethane Wheels

Superfast Abec 7 Bearings

Shorty's Hardware

Jessup Griptape

anyone know whats wrong?
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