Engine Model and Serial Number Designation

The following information covers the DD5 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 934913C0043228 as an example:

• 934 = engine model (Medium Duty 4-cyl, for MDEG NAFTA = DD5)
• 913 = application/high level identifier
• C = assembly plant (C for Mannheim, S for Detroit)
• 0043228 = serial number

Fig. 1, Engine Model and Serial Number Location

Engine Model and Serial Number

The following information covers the DD8 engine model number and engine serial number.

The fourteen-digit engine model and manufacturing serial number is located on the left front of the engine cylinder block. Using 936913C0043228 as an example:

• 936 = engine model (DD8)
• 913 = application/high level identifier
• C = assembly plant (C for Mannheim Germany, S for Detroit Michigan)
• 0043228 = production serial number

Fig. 2, Engine Model and Serial Number Location

Engine Model Breakdown

• 934 - DD5
• 936 - DD8

Engine Certification Label

An engine certification label is attached to the engine rocker cover. This label certifies that 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 a GHG17 engine certification label.

Fig. 3, GHG17 Engine Certification Label