well everytime winter comes around my truck sometimes idles funny i have idle set at 750-800 rpms but it slowly rises to 1500 hits fuel cut off and drops down and does it again it only does it when in on brakes like at a stop light but if i rev it up to 5000rpm let off it stops its weird wut causes this ***** to happen anyone know

Last edited by Bigbadtoy; 01/02/07 07:42 PM.