Look for a local Soda Blaster. I done this, it works. Will make your cooker like brand new and you can re-season it the way you want.
Its Baking Soda. Actually Sodium Bicarbonate. Its a larger grain than the stuff on the shelf. Completely safe, doesnt harm the metal, clean up after the blast can be done with a garden hose.
Sweet Blue Que
Trailer'd LownSlo 48" x 20" with a Char-Broil Grill
Hinged Dome UDS, Weber Kettle lid UDS
Red (Super Lightning Fast)Lithium-Ion powered ThermoPen
2 Modded ET-73's 2 stock '73's
WSBA, PNWBA, KCBS, KCBS CBJ
It's the I behind the Eye that see's