Owner's Manual
Page 279
... section are based on the latest information availableat the time of your GM truck dealer. Be sure to change. Engine Identification Engine Type VIN Code Fuel Systems Emissions 2.2L L4 4 MPI* LD 4.3L V6 4.3L V6 z LD w cpp* * LD *Multi-Port Fuel Injection *"*Throttle-Body Fuel Injection ***Central-Port Fuel Injection 6-61
... section are based on the latest information availableat the time of your GM truck dealer. Be sure to change. Engine Identification Engine Type VIN Code Fuel Systems Emissions 2.2L L4 4 MPI* LD 4.3L V6 4.3L V6 z LD w cpp* * LD *Multi-Port Fuel Injection *"*Throttle-Body Fuel Injection ***Central-Port Fuel Injection 6-61