2009 HUMMER H2 service interval

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Page 377 of 524

HUMMER H2 2009  Owners Manual {CAUTION:
Operating the engine with the air cleaner/�lter off
can cause you or others to be burned. The air
cleaner not only cleans the air; it helps to stop
�ames if the engine back�res. If it is not

Page 481 of 524

HUMMER H2 2009  Owners Manual (i)Drain, flush, and refill cooling system. This service can
be complex; you should have your dealer/retailer perform
this service. See Engine Coolant on page 5-31 for what to
use. Inspect hoses. Cl