Queensland Police are appealing for public assistance to help locate 56-year-old Mount Martin man, Gregory Dunn.
Police say Mr Dunn left a Mount Martin address around 4.30pm on Sunday, August 30.
Their enquiries indicate he may have attended the Carmila Puma Service Station, Bruce Highway, Carmila at around 9.30am yesterday (Monday, August 31).
Mr Dunn is driving a white 2003 Nissan Patrol utility (similar to the one pictured) with a white canopy with two spare tyres attached to the rear and Queensland registration 838 YXM.
He is possibly travelling south towards the Burpengary area.
Mr Dunn is Caucasian, approximately 180cm tall with a proportionate build, grey hair and grey beard. He has several tattoos on his upper arms.
Police and family hold concerns for his safety and wellbeing.