Hey thanks for the info

 

Below are supposedly the Engine Codes and RPO’s for every 6.2L available year models 2007 thru 2012.

2007:
Truck
Code = 8, RPO = L92, Engine Gas, 8 cyl, 6.2L, SFI, Alum

2008:
Car
Code = W, RPO = LS3, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO
Truck
Code = 8, RPO = L92, Engine Gas, 8 cyl, 6.2L, SFI, Alum

2009:
Car
Code = P, RPO = LSA, Engine Gas, 8 cyl, 6.2L, SFI, ER, Alum, Inter Clr SC
Code = R, RPO = LS9, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO, Inter Clr SC
Code = W, RPO = LS3, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO
Truck
Code = 2, RPO = L9H, Engine Flex Fuel, 8 cyl, 6.2L, SFI, Alum

2010:
Car
Code = J, RPO = L99, Engine Gas, 8 cyl, 6.2L, SFI, Alum
Code = P, RPO = LSA, Engine Gas, 8 cyl, 6.2L, SFI, ER, Alum, Inter Clr SC
Code = T, RPO = LS9, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO, Inter Clr SC
Code = W, RPO = LS3, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO
Truck
Code = F, RPO = L94, Engine Flex Fuel, 8 cyl, 6.2L, SFI, Alum Cyl Deactivation
Code = 2, RPO = L9H, Engine Flex Fuel, 8 cyl, 6.2L, SFI, Alum

2011:
Car
Code = J, RPO = L99, Engine Gas, 8 cyl, 6.2L, SFI, Alum
Code = P, RPO = LSA, Engine Gas, 8 cyl, 6.2L, SFI, ER, Alum, Inter Clr SC
Code = T, RPO = LS9, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO, Inter Clr SC
Code = W, RPO = LS3, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO
Truck
Code = F, RPO = L94, Engine Flex Fuel, 8 cyl, 6.2L, SFI, Alum Cyl Deactivation
Code = 2, RPO = L9H, Engine Flex Fuel, 8 cyl, 6.2L, SFI, Alum

2012:
Car
Code = J, RPO = L99, Engine Gas, 8 cyl, 6.2L, SFI, Alum
Code = P, RPO = LSA, Engine Gas, 8 cyl, 6.2L, SFI, ER, Alum, Inter Clr SC
Code = T, RPO = LS9, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO, Inter Clr SC
Code = W, RPO = LS3, Engine Gas, 8 cyl, 6.2L, SFI, Alum, HO
Truck
Code = F, RPO = L94, Engine Flex Fuel, 8 cyl, 6.2L, SFI, Alum Cyl Deactivation
Code = 2, RPO = L9H, Engine Flex Fuel, 8 cyl, 6.2L, SFI, Alum

 

good info there

 

great info