Engine System ID

ENGINE VIN CODE (LIGHT DUTY) [1] Z
Engine Displacement 5.9L (360 cid)
Engine Configuration V8-OHV
Fuel Control System Sequential Multi Point Fuel Injection (SFI)
Computer System Powertrain Control Module (PCM) [2]
Ignition System PCM Controlled Electronic Ignition

Remarks:

[1] The eighth digit of the VIN denotes engine code.

[2] Previously called the "Single Board Engine Controller" or "SBEC".

NOTE: Any vehicle under 8500 lbs GVW is considered Light Duty