No 1st Gear, Engages In Higher Gear

NO 1ST GEAR, ENGAGES IN HIGHER GEAR
1. Powertrain control system electrical inputs and outputs, wiring harnesses, Powertrain Control Module (PCM), shift solenoid No. 1, and transmission range sensor.
2. External shift linkage damaged or out of adjustment.
3. Seals and clutches worn or damaged.
4. Direct clutch, 2/4 band, or 2/4 servo damaged or stuck on.