Demanding a reinvestigation into the riots cases, the protesters blocked the Jammu-Pathankot highway in Digiana area for over an hour ahead of the PM's arrival.
"We have moved a PIL in the Supreme Court. We have demanded constitution of Special Investigation Team and reopening of the investigation into the case," Sikh leader S S Wazir told reporters.
He asked Gandhi to spell out the names of Congress leaders who were involved in the Sikh carnage.
Gandhi had in a recent interview admitted that some Congress members were probably involved in the 1984 riots, in which many innocent people had died.