Got Monte back up and running the problem seemed to be the crankshaft position sensor for the crank and no start symptoms when car started back running gave the code p0123 throttle position sensor made car stall out and not wanna run after pressing the throttle changed out and car running right again now got the p171 code running lean mods are gen v swap 3.6 pulley sd headers with cat 3 in zzpcatback for a grand prix fwi but still getting a lil kr looking for some knowledge to fix issues