Two crashes caused traffic problems on the Garden State Parkway Sunday.

A six-car crash on the southbound side near Woodcliff Lake sent two people to the hospital around 3:30 p.m. Both were said to have injuries that were not considered life-threatening.

There was also an incident northbound in Montvale just before 6 p.m. that resulted in an overturned car.

Four people were taken to the hospital as a result of the incident. There is no word on the extent of their injuries.

All lanes north of exit 171 were closed for the investigation.