Home/GMC/Suburban K2500/GMC Suburban K2500 (1985-1999)/Repair manual/Testing & Diagnostics/Engine Controls - System/component Tests: Maintenance
Contents Wiring diagrams Section: Testing & Diagnostics All sections

Engine Controls - System/component Tests: Maintenance GMC Suburban K2500

IAC VALVE RESET PROCEDURE

Ignition "OFF" for 10 seconds. Start and run engine for 5 seconds. Ignition "OFF" for 10 seconds.