The whole issue was blown out of proportion.
The international community (mainly Obama) was funnelling funds and advisers to help tip the scale in Israeli elections, they (the Left) were doing whatever they could to get Arabs out to vote, even arranging buses to move them in droves to vote for the united Arab/Marxist party, traditional Labor party activists were involved as well. That is what Netanyahu was referring to, and the racist Leftist media took to spinning it against him, that is what the brouhaha was all about, a concocted story to smear both Bibi and the Likud.
As for Likud dissing Arabs: WE LOVE LIKUD AWARD GOES TO THE BEDOUIN VILLAGE OF ARAB AL NAIM”……
H/T: Brian of London via Aussie Dave @ Israellycool: ”The following video shows the apology (make sure captions are enabled for English subtitles).”