Engine Identification

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Fig 1: Locating Engine Identification Numbers

Courtesy of GENERAL MOTORS CORP.

Identification can be made through the use of the broadcast code label (1) on the engine front cover and the use of the partial vehicle identification number (VIN) etched in one of two places - the primary location is on the starter motor flange (3). The secondary location is the oil filter bowl (2).

Fig 2: Identification Tag Information

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Barcode
2	Sequence Number
3	Day
4	Month
5	Year
6	Engine Assembly Plant
7	Broadcast Code
8	Part Designation
9	Engine Assembly Number
10	Broadcast Code

The partial VIN identifies the specific vehicle by sequence number.