158.00 BHP 1956 cc Cyl A20DTH (LBS). 2009 VAUXHALL INSIGNIA 2.0L Diesel TRANSMISSION. VAUXHALL INSIGNIA Diesel 999999 Miles. INSIGNIA 2009. WARRANTY – ENGINE, TRANSMISSION, GEARBOX. INSIGNIA 2008 -2017 Mk1 F40 Diesel Manual Engine Code A20DT/A20DTJ/A20DTH.