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Q:

engine knocking and rough idle on 1992 Nissan Pickup (D21)

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
engine knocks when i gas it and the idle keeps jumping but when i gas it it accelerates good
(1) Answer
check EGR vacum hose and or the EGR valve may need to be cleaned or replaced