There are 3 choices

Choose One

Electronic Control Module
- (left hand front under battery)
  - 6.0L
  - 8.1L
Throttle Control
- (left hand firewall)

Engine Computer for 2003 GMC Yukon XL 2500

Attention!

There are 3 choices for the 2003 GMC Yukon XL 2500 Engine Computer !!!
Choose Your Option

Electronic Control Module (left hand front under battery) 6.0L
Electronic Control Module (left hand front under battery) 8.1L
Throttle Control (left hand firewall)

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