DETROIT DIESEL 53
Cooling System 5
system were not successful, it will be necessary to
engine. There is a possibility that the engine is not
disassemble the engine and to clean the affected parts
entirely free of contaminant deposits if the starting
speed is slow.
Make certain that the cause of the internal coolant leak
10. If the procedures for cleaning the lubricating oil
has been corrected before returning the engine to
1972 General Motors Corp.
SEC. 5 Page 7