Officers say it happened on Highway 59 at Furtado Rd. just before 4:30 am.
Officers say three cars were going south on the highway when the semi-truck veered over and hit them. It is not known why the truck veered over at this time.
MERCED COUNTY: CHP investigating a crash involving three cars and a semi-truck, near Hwy. 59 & Furtado Rd.
— Amanda Aguilar ABC30 (@AAguilarTV) June 21, 2022
Two people are dead, one person transported to hospital, others refused treatment. More details on #AMLive. pic.twitter.com/TStJKHgIoV
Slowdowns are expected in the area as crews work to clean up the scene.
Drugs or alcohol do not appear to be factors in the crash.