LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Cadillac
>>
1987
>>
DeVille V8-252 4.1L
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Relays and Modules - Computers and Control Systems
>>
Engine Control Module
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Engine Control Module
Expand All (for easy ctrl-f)
Collapse All
Description and Operation
Acceleration Mode
Battery Voltage Correction Mode
Clear Flood Mode
Deceleration Mode
Run Mode
Starting Mode
Testing and Inspection
Chart C-1 ECM Replacement Check
Checking Control Module For Bad Solder Joints
ECM/PCM Diagnosis
Locations
Diagrams
J1 Terminal I.D.
J2 Terminal I.D.
Technical Service Bulletins
