Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Engine: Application and ID




Engine Identification (LDK, LHU)





Identification can be made through the use of the broadcast code label (1), identification label (4), 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).

Identification Tag Information





1 - Barcode

2 - Sequence Number

3 - Julian Day

4 - Year

5 - Plant Code

6 - Suffix Code

7 - Component ID

8 - Suffix Code

The partial VIN identifies the specific vehicle by sequence number.