The man arrested on suspicion of dangerous driving and bailed pending further investigation is from Solihull, Staffordshire Police said.
Police are appealing for witnesses to the crash.
A detailed investigation of the scene was done by police and the vehicles involved will be thoroughly examined later as the investigation carries on, a police spokesman said.
He also said that specially trained family liaison officers are supporting the baby's next of kin.
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The day will begin cloudy with outbreaks of rain but will start to become drier and less windy by the afternoon.
A wet and blustery start to the day but will turn brighter and staying cool throughout.
Gradually becoming drier and less windy across the region but some showers may continue.