GM Service Manual Online
For 1990-2009 cars only

Object Number: 1273748  Size: C1
  1. Engine Oil Cooler

  2. Power Steering Cooler

  3. Transmission Fluid Cooler

Your Impala police vehicle is equipped with auxiliary fin-type air-to-oil coolers mounted in front of the engine coolant radiator.

The engine oil and power steering fluid coolers are mounted on a common frame to the right of center. The transmission fluid cooler is mounted separately to the left of center and provides fluid cooling in addition to the coolant radiator end-tank cooling.