1989 Volvo 780 Base 4 Cyl 2.30L
won't start unless i use carburetor cleaner
sat for five tears,changed plugs,fuel pump and filter. new coolant,oil and filter change,new battery
Get old gas out of system? Check fuel relay? All fuses good? With something this old you need to suspect rubber seals and wiring. Check for spark, fuel and compression.