E 150 1/2 Ton Van V6-4.2L VIN 2 (1997)
Overdrive Indicator Lamp: Flow of Diagnosis
1. Verify the customer concern by operating the transmission external controls.
2. Visually inspect for obvious signs of mechanical and electrical component damage, improper installation and misalignment. Verify all circuit
related systems are functioning properly. Refer to the symptom chart.
