Maintenance: Technical Service Bulletins

• Customer Interest
  • Brakes - Roughness During Application
  • Vehicle - Vibration When Idling
  • Tires/Steering - Vehicle Drift Concerns
    • Overview
    • Corrective Actions
    • Part Number
  • High Cold Idle RPM After Recall 91E08 Performed
  • Instrument Cluster Warning Lights - Dimly Lit
  • Engine - Hard Start/Hesitation/Rough Idle
  • Accessory Drive Belt - Broken/Worn
  • Low Coolant Light - Mistakenly Illuminates
  • Engine - Rough Idle/Hesitation/Backfire/Stalling
• By Symptom
  • Abnormal wear/deterioration
    • Accessory Drive Belt - Broken/Worn
  • Customer Interest
    • Brakes - Roughness During Application
    • Vehicle - Vibration When Idling
    • Tires/Steering - Vehicle Drift Concerns
      • Overview
      • Corrective Actions
      • Part Number
    • High Cold Idle RPM After Recall 91E08 Performed
    • Instrument Cluster Warning Lights - Dimly Lit
    • Engine - Hard Start/Hesitation/Rough Idle
    • Accessory Drive Belt - Broken/Worn
    • Low Coolant Light - Mistakenly Illuminates
    • Engine - Rough Idle/Hesitation/Backfire/Stalling
  • Driveability
    • High Cold Idle RPM After Recall 91E08 Performed
    • Engine - Hard Start/Hesitation/Rough Idle
    • Engine - Rough Idle/Hesitation/Backfire/Stalling
  • False instrument warning light/gauges
    • Instrument Cluster Warning Lights - Dimly Lit
    • Low Coolant Light - Mistakenly Illuminates
  • Poor performance
    • Engine - Hard Start/Hesitation/Rough Idle
    • Engine - Rough Idle/Hesitation/Backfire/Stalling
  • Pull, grab
    • Tires/Steering - Vehicle Drift Concerns
      • Overview
      • Corrective Actions
      • Part Number
  • Vibration
    • Brakes - Roughness During Application
    • Vehicle - Vibration When Idling
  • Vibration/Pulsating brakes
    • Brakes - Roughness During Application
• All Technical Service Bulletins
  • Vehicle - Towing Behind RVs Guidelines
  • A/C - Filtering Refrigerant After Compressor Replacement
    • Overview
    • Service Procedure
  • Brakes - Roughness During Application
  • Vehicle - Vibration When Idling
  • Tires/Steering - Vehicle Drift Concerns
    • Overview
    • Corrective Actions
    • Part Number
  • Lug Nuts - Proper Installation/Torqueing Procedure
  • High Cold Idle RPM After Recall 91E08 Performed
  • Instrument Cluster Warning Lights - Dimly Lit
  • Engine - Hard Start/Hesitation/Rough Idle
  • Accessory Drive Belt - Broken/Worn
  • Motor Oil - Viscosity Grade Recommendation
  • Cooling System - Proper Fluid Concentrations
  • Engine Coolant - Recycled Coolant Not Authorized
  • Recycled Engine Coolant - Service Tips
  • Engine Coolant - Propylene Glycol Recommendations
  • A/T - Mercon V ATF Usage
  • Low Coolant Light - Mistakenly Illuminates
  • Low Oil Level Lamp - Diagnosis/Testing Revision
    • TSB Description
    • Diagnosis and Testing
      • 1990 Models
        • Wiring Schematic
        • WL1 - WL2
        • WL3 - WL5
        • WL6 - WL8
        • WL9 - WL12
        • WL13 - WL16
        • WL17 - WL20
        • WL21 - WL23
        • WL24 - WL27
        • WL28 - WL30
        • WL31 - WL34
        • WL35 - WL37
        • WL38 - WL39
      • 1991 Models
        • Wiring Schematic
        • WL1 - WL2
        • WL3 - WL5
        • WL6 - WL11
        • WL12 - WL19
        • WL20 - WL27
        • WL28 - WL36
        • WL37 - WL39, I1 - I2
      • 1992 Models
        • Wiring Schematic
        • WL1 - WL3
        • WL4 - WL8
        • WL9 - WL16
        • WL17 - WL24
        • WL25 - WL32
        • WL33 - WL39
  • A/C - R12 Refrigerant Service Tips
  • A/C - R12 Refrigerant Substitutes Service Tip
  • R-12 Refrigerant - Substitutes
  • Air Conditioning - Use of Correct Fluorescent Tracer Dye
  • A/C - Identification of Non Approved Refrigerants
    • Overview
    • A/C Refrigerant Analyzer Function
    • Recovery of Contaminated Refrigerant
    • Repairing A Contaminated A/C System
    • Disposal of Contaminated Refrigerant
  • Engine - Rough Idle/Hesitation/Backfire/Stalling
  • A/C - Adding Refrigerant Oil Service Tip