One problem related to engine knocking noise has been reported for the 2001 Chevrolet Cavalier. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Chevrolet Cavalier based on all problems reported for the 2001 Cavalier.
While driving, the vehicle check engine light appeared on the dashboard and remained on. The consumer noticed a loud knocking noise was heard coming from the front. The consumer was able to drive it to the dealer for inspection. The mechanic informed the driver that the head gasket had blew and needed to be replaced. There was leaking compression at the head gasket.