OER Parts offers a wide selection of Starter Parts and Hardware for your 2004 GMC Sonoma. OER Parts offers 2004 GMC Sonoma Starter Motor Brace, 2004 GMC Sonoma Starter Mounting Bolts, 2004 GMC Sonoma Starter Motor Heat Shield, 2004 GMC Sonoma Starter Solenoid, 2004 GMC Sonoma Starter Rebuild Kit, 2004 GMC Sonoma Starter Shim Set, 2004 GMC Sonoma Starter Heat Shield Set, and 2004 GMC Sonoma Floor Mounted Starter Switch.