The voice of the Omnitrix (sounding exactly like Ben) does not match the voice of the Omnitrix heard in 'Max Out.'
Ben says his team was in Los Soledad a few weeks earlier and thought they destroyed whatever the DNAliens were building, or at least slowed them down. Incorrect. They only damaged the cloaking device, leaving everything else untouched and intact as they hightailed it out of there.
Tyler is seen stealing the truck, but later it is both said and shown that he was assigned to drive the truck, making him the designated driver and negating any need to steal it.