There are 5 choices

Choose One

SUBURBAN 1500
- Electronic Control Module
  - (left hand front under battery)
- Throttle Control
  - (left hand firewall)
SUBURBAN 2500
- Electronic Control Module
  - (left hand front under battery)
    - 6.0L
    - 8.1L
- Throttle Control
  - (left hand firewall)

Engine Computer for 2003 GMC Suburban

Attention!

There are 5 choices for the 2003 GMC Suburban Engine Computer !!!
Choose Your Option

SUBURBAN 1500 Electronic Control Module (left hand front under battery)
SUBURBAN 1500 Throttle Control (left hand firewall)
SUBURBAN 2500 Electronic Control Module (left hand front under battery) 6.0L
SUBURBAN 2500 Electronic Control Module (left hand front under battery) 8.1L
SUBURBAN 2500 Throttle Control (left hand firewall)

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