Turbocharger (6.5L & 6.6L Diesel)

NOTE: Manufacturer does not provide testing procedures for many individual systems and components. For system and component testing not listed, perform related DTC testing procedure. See SELF-DIAGNOSTICS - 6.5L CAB & CHASSIS, CHEVY EXPRESS & SAVANA or SELF-DIAGNOSTICS - 6.6L SIERRA & SILVERADO article.

A malfunction in turbocharger boost system can set a related Diagnostic Trouble Code (DTC). For testing procedures, see SELF-DIAGNOSTICS - 6.5L CAB & CHASSIS, CHEVY EXPRESS & SAVANA or SELF-DIAGNOSTICS - 6.6L SIERRA & SILVERADO article.