Lumina APV V6-3800 3.8L (1994)
6.
Negative battery cable.
FUNCTIONAL CHECK:
1.
Turn the ignition ON.
2.
Enter diagnostics.
a.
Allow Code 12 to flash four times to verify no other codes are present. This indicates the MEM-CAL is installed properly and the PCM is
functioning.
b.
If trouble Codes 42, 43, or 51 occur, or if the "Service Engine Soon" light is ON constantly with no codes, the MEM-CAL is not fully seated
or is defective.
^
If not fully seated, press firmly on the ends of the MEM-CAL.
^
If it is necessary to remove the MEM-CAL, follow the previous removal instructions.