City high-floor bus manufactured by the Likino Bus Plant. It was produced from 1978 to 1994 (assembly at third-party bus assembly plants from car kits from the early 90s to 2000). LiAZ-677M differed from 677 mainly in interior trim and a large number of seats (27). Operated from 1978 until now. Since the early 2000s, it has been gradually decommissioned.