15.2 Trouble Shooting Engine
DETROIT DIESEL 53
1. Watch the engine coolant temparature gage 2. Check engine fuel spill back and if the return is
and if the temperature does not reach 160 to less than .6 gallon per minute consult the No Fuel
185 while the engine is operating, consult the or Insufficient Fuel chart.
Abnormal Engine Coolant Temperature chart.
1970 General Motors Corp.