LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Pontiac
>>
1991
>>
Trans Sport Base, 3T40/MD9
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - System/Component Tests
>>
Computerized Engine Controls
>>
Control Unit
>>
Notes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Control Unit: Notes
NOTE:
To perform the following ground and power tests, refer to the
WIRING DIAGRAMS
article in this section