Northumbria Police confirmed on Thursday that specialist officers were supporting the man's family as the investigation into the incident continues.
It is not believed that there was any third-party involvement.
Dozens of people got in touch on our social media pictures to offer their condolences to the man's famliy and friends, and pay their respects.
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Here are some of your messages of support from social media:
Tracey Stephenson: "RIP thoughts are with your family."
Josephine Kate Airey: "Such sad news RIP, my heart goes out to this mans family."
Tracey Lynch Surtees: "This is so so tragic for the poor man in the car and his poor family god bless to them what a horrible shame."
Adele Hathway: "Bless him, rest in peace, sending big hugs to all your family and friends."
Val Toward: "Bless him, rest in peace, sending big hugs to all your family and friends."
Xena James: "So sad. RIP and sincere condolences to family and friends."
Ruth Burton: "Much love to all."
Donna Watson: "My deepest condolences."
Gwen Hunter Robertson: "Thoughts and prayers to the family, RIP sir."
Sheila Mather: "So sad. RIP."
Karen Miller Little: "Awful news god bless him and his loved ones."
Colin Raine: "Terrible tragedy, hope he didn't suffer. RIP."
Elaine Old: "So sad. What a world we live in now."