Harsh Shifts. Buick Roadmaster 1996

For 1990-2009 cars

#### Harsh Shifts

Checks | Causes
--- | ---
Throttle Position Sensor | Open or shorted circuit
Vehicle Speed Sensor (36) | Open or shorted circuit

Automatic Transmission Fluid Pressure (TFP) (69)

• | Contamination

• | Damaged seals

Trans Fluid Temperature Sensor (Part of 69) | Open or shorted circuit
Engine Coolant Temperature Sensor | Open or shorted circuit

Pressure Control Solenoid (377)

• | Damage to electrical terminals

• | Contamination