Hey guys just wondering if anyone has had, their truck act, like mine is acting or know, of what, the problem might be...
Its a 2002 rcsb 5.3 with 150K on it .. well its sputtering and having a hard time going over 1500 rpm it does go over the that rpm and but still feels a bit sluggish..I already changed the fule filter and added fule system cleaner ..the sparkplugs aren't that old ..so idk ..any info would help guys thanks