Larmara was found unconscious in the Renault Clio Car on Wednesday alongside her dead boyfriend John Yuill, 28.
Chief Constable Sir Stephen House said:
“On behalf of Police Scotland, we are all deeply saddened by the news of Lamara Bell’s death this morning and I would personally like to express my deepest sympathies to her family and friends for their loss.
“We will continue to co-operate fully with the Police Investigations and Review Commissioner as they undertake their investigation into the circumstances of this tragic incident.”