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Electronic Control Module
- (Passenger Side firewall)
  - 3.7L
  - 5.3L

Engine Computer for 2010 Hummer H3

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There are 2 choices for the 2010 Hummer H3 Engine Computer !!!
Choose Your Option

Electronic Control Module (Passenger Side firewall) 3.7L
Electronic Control Module (Passenger Side firewall) 5.3L

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