Have a 2005 dolphin 8.1 vortec will idle and run fine in park but when in drive misses and doesn't have any power. No check engine lights any ideas ❚ Did you see the "Announcement : ★&bigst...
find some body that has a good scanner with workhorse software most snap on scanners will have this go into misfire data you will be able to see witch cly. is the problem