FixVault
Home
›
GMC
›
2003
›
Sierra 2500 HD, 2D Pickup, 6.6 1, RWD, Automatic
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - System & Component Testing - 6.6L
›
Idle Control System
Idle Control System
NOTE:
For idle control system testing, perform related DTC testing procedure. See
DIAGNOSTIC TROUBLE CODE DEFINITIONS
in SELF-DIAGNOSTICS - 6.6L SIERRA & SILVERADO - DIESEL article.