Jeep Cherokee XJ and Comanche chassis numbers

The Cherokee XJ and Comanche MJ were numbered by 17-character VIN from the start: 1JC (AMC) to 1987, 1J4 (Chrysler) from 1988, with the model line, body and engine in positions 4 to 8. [1]

← The Cherokee XJ and Comanche marque All Jeep chassis numbers

1NUMBERING SCHEMES0SEQUENCES LISTED15VEHICLES IN THE REGISTRY1SOURCES

Where to find it

Plate on the dash at the base of the windscreen; the certification label on the driver’s door pillar; the stamp on the right-hand unibody rail.

How to read it

1984–200117-character VIN: 1–3 world manufacturer identifier (1JC = AMC Jeep 1984–87, 1J4 = Chrysler Jeep 1988–2001; 1JT for some trucks)
4 gross weight/drive
5 model line
6–7 body and series (Cherokee two-door, four-door, Wagoneer XJ, Comanche long and short bed)
8 engine (the 2.5 four, 2.8 V6, 4.0 six, 2.1 and 2.5 diesels)
9 check digit
10 model year letter (E = 1984 … 1 = 2001)
11 plant (L = Toledo)
12–17 serial

Prefixes

Prefix or code	Means
1JC…	AMC-era XJ and MJ, 1984–87
1J4…	Chrysler-era XJ, 1988–2001
1JT…	Comanche trucks in some years

Sources

1Vehicle identification numberWikipedia · accessed 2026-09-22

The numbers are as the sources cited above record them — the parts trade's frame-number charts, the clubs' transcriptions of the makers' bulletins and the enthusiast decoders; a blank cell means no number is recorded. Registry research, not a factory record — check the vehicle's plate and the maker's build record before relying on a range. Corrections through the suggestion form.