Cadillac Fleetwood 1987-1990 Key Codes

The Cadillac Fleetwood 1987-1990 has 8,000 documented key codes in the range 00J0-99J9, 00K0-99K9, 00L0-99L9, 00M0-99M9, 0J00-9J99, 0K00-9K99, 0L00-9L99, 0M00-9M99. Uses a 6-cut single-sided profile. Set the duplicator to flat-bottom cuts 0.1″ wide. Code is typically stamped on the original key bow or available via the VIN through the dealer. Bitting data verified as of May 11, 2026.

Code range
00J0-99J9, 00K0-99K9, 00L0-99L9, 00M0-99M9, 0J00-9J99, 0K00-9K99, 0L00-9L99, 0M00-9M99
Years
1987-1990
Total codes
8,000
Cuts per key
6
Last verified

Common questions

What is the key code range for the Cadillac Fleetwood 1987-1990?
Key codes for the Cadillac Fleetwood 1987-1990 span the range 00J0-99J9, 00K0-99K9, 00L0-99L9, 00M0-99M9, 0J00-9J99, 0K00-9K99, 0L00-9L99, 0M00-9M99, with 8,000 documented entries.
How many cuts does a Cadillac Fleetwood 1987-1990 key have?
6 cuts on a single-sided profile. Each cut position has a depth value documented in the bitting code, which determines the key cutting pattern.
When was the Cadillac Fleetwood 1987-1990 key data last verified?
Bitting data for the Cadillac Fleetwood 1987-1990 was last verified May 11, 2026. Verification timestamps are tracked per series, and updates appear here as locksmiths confirm code accuracy in the field.

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