You can remove the cap and see if they're dry. I wasn't aware that trucks had double action shocks. It's possible because I'm no expert. If they need fluid fill them up with hydraulic jack oil and see if they get better. 3100 should be single action shocks.

Last edited by Tiny; 02/05/2018 11:58 PM.

Save a life, adopt a senior shelter pet.
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Name your dog Naked so you can walk Naked in the park.