V 3500 P/U 4WD V8-350 5.7L VIN M 4-bbl (1987)
Driveability Conditions - 5.0L (L03) TBI Engine
1.
Rolling, surging or rough idles.
2.
False Code 54 - Fuel pump circuit (low voltage).
3.
False Code 43 - ESC fault.
4.
Tip-In Sags/Hesitations during engine warmup.