For 1990-2009 cars

#### First and Fourth Gear Only

Checks | Cause
--- | ---
DEFINITION: The transmission only provides first and fourth gear in Drive range. The shift pattern as the vehicle accelerates from a stop is 1-1-4-4. First gear ratio is 2.921:1 and fourth gear ratio is 0.705:1
Control valve body assembly |

• | A faulty 1-2. 3-4shift solenoid valve asembly (315A) is stuck On

• | Debris is found in the control valve body (301) or the spacer plate assembly (370)