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Electronic Control Module
- (left hand engine)
  - 4.2L
  - 6.0L

Engine Computer for 2009 Chevrolet Trailblazer

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There are 2 choices for the 2009 Chevrolet Trailblazer Engine Computer !!!
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Electronic Control Module (left hand engine) 4.2L
Electronic Control Module (left hand engine) 6.0L

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