Engine System Identification
Engine Vin Code ID [1] Z Turbo
Engine V6-262cid/4.3L
Fuel Control System Port Fuel Injection (PFI)
Ignition System High Energy Ignition W/Electronic Spark Timing & Electronic Spark Control (HEI-EST-ESC)
Computer System Engine Control Module (ECM)
Remarks:
[1] The eighth digit of the VIN denotes engine code.