Engine Controls - Basic Diagnostic Procedures

• Model Identification
• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
    • Diagnosis
• No-Start Diagnosis
  • Notes
  • No-Start - Engine Cranks Okay (2.2L SONOMA & S10 Pickup)
    • Preliminary Checks
    • Diagnostic Procedure
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (2.2L VUE)
    • Notes
    • Preliminary Checks
    • Diagnostic Procedures
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (3.0L VUE)
    • Notes
    • Preliminary Checks
    • Diagnostic Procedures
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (3.4L)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (4.2L)
    • Description
    • Test Description
    • Diagnostic Procedure
  • No-Start - Engine Cranks Okay (4.3L - Astro, Blazer, Jimmy CANADIAN, Safari, SONOMA & S10 Pickup)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
  • No-Start - Engine Cranks Okay (4.3L - Chevy Express & SAVANA)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
  • No-Start - Engine Cranks Okay (4.3L - Sierra & SILVERADO)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
  • No-Start - Engine Cranks Okay (4.8L, 5.3L & 6.0L)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (5.0L & 5.7L)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (6.5L Diesel)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (6.6L Diesel)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
    • Diagnostic Aids
  • No-Start - Engine Cranks Okay (8.1L)
    • Notes
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
    • Diagnostic Aids
• Basic Fuel System Checks (CNG)
  • Fuel System Pressure Release
• Basic Fuel System Checks (Diesel)
• Basic Fuel System Checks (Gasoline)
  • Fuel System Pressure Release
  • Fuel System Pressure Test (2.2L & 3.0L VUE)
  • Fuel System Pressure Test (2.2L SONOMA & S10 Pickup)
    • Diagnostic Procedure
  • Fuel System Pressure Test (3.4L)
    • Diagnostic Procedure
  • Fuel System Pressure Test (4.2L)
    • System Description
    • Test Description
    • Diagnostic Procedure
  • Fuel System Pressure Test (4.3L)
    • Preliminary Checks
    • Test Description
    • Diagnostic Procedure
  • Fuel System Pressure Test (4.8L, 5.3L, 6.0L & 8.1L)
    • System Description
    • Test Description
    • Diagnostic Procedure
  • Fuel System Pressure Test (5.0L & 5.7L)
    • Symptom Description
    • Test Description
    • Diagnostic Procedure
• Basic Ignition System Checks
• Idle Speed & Ignition Timing (Gasoline)
• Idle Speed & Injection Pump Timing (Diesel)
• Summary