LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 1973 >> Commando 4.2L Eng VIN A >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Tune-Up - 6 CYL >> Model Identification >> Vehicle Identification Plate
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Vehicle Identification Plate

A thirteen digit Vehicle Identification Number is stamped on a metal plate affixed to left hand side of firewall under hood. Number is decoded as follows:

J3A154CA00001 

First Digit  - Manufacturer.

Second Digit  - Model Year.

Third Digit  - Transmission Type & Assembly Plant.

Fourth & Fifth Digits  - Chassis Type.

Sixth Digit  - Body Style.

Seventh Digit  - Group (G.V.W.).

Eighth Digit  - Engine Code.

Remaining Digits  - Sequence Build Number.