Police in plea for help after 60-year-old man dies in hospital after Lake Grace crash in April

Police are appealing for help over a crash that tragically left a man dead in Lake Grace.

The major crash unit said the 60-year-old was travelling north in a Holden Colorado on Pingrup-Lake Grace Road near the town of Lake Grace when he collided with a Volvo truck about 3pm on April 27.

The Holden driver was taken to Royal Perth Hospital but died from complications on June 11.

Investigators are appealing for witnesses to call Crime Stoppers on 1800 333 000 or make a report online here.

Dash cam or mobile phone footage to be uploaded here.