Engine Model and Serial Number Designation

The following information covers engine model number, serial number and certification label.

Engine Model and Serial Number

The fourteen-digit engine model and manufacturing serial number is etched on a pad located on the left front of the engine cylinder block, above the date and time of manufacture. Using 471928S0485151 as an example:

• 471 = engine model (DD13)
• 928 = vehicle application (Freightliner)
• S = assembly plant (Detroit™)
• 0485151 = serial number

Fig. 1, Engine Model and Serial Number Location

Engine Model Breakdown

• 471 - DD13
• 473 - DD16

Motor Control Module and Engine Serial Number

The Motor Control Module (MCM) part number and Engine Serial Number (ESN) are located on the MCM label.

Fig. 2, Motor Control Module Label

Engine Certification Label

An engine certification label is attached to the engine rocker cover. This label certifies the engine conforms to federal and state emissions regulations for its application. It gives the operating conditions under which certification was made.

The following illustration is an example of an engine certification label.

Fig. 3, Engine Certification Label