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If the Transmission in your Ford F150 is acting wonky, try this before replacing it..
Step 1. Disconnect negative terminal. 8mm socket.
Step 2. Turn on headlight switch.
Step 3. Set timer for 30 minutes.
Step 4. reconnect negative terminal.
Step 5. turn off headlight switch, A/C, radio etc. everything.
Step 6. Turn key to ACC position for 10 seconds then start engine.
Step 6. Take a test drive. Drive normal and allow the PCM to relearn how to operate.