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    Automotive Service Inspection Maintenance
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    Exam 44: Emission Control System Service
  5. Question
    A Running Engine Will Always Have at Least ____ CO<sub>2</sub>
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A Running Engine Will Always Have at Least ____ CO2

Question 6

Question 6

Multiple Choice

A running engine will always have at least ____ CO2.


A) 1%
B) 2%
C) 3%
D) 4%

Correct Answer:

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