Engine: Technical Service Bulletins
- Customer Interest
- Engine - Remanufactured Engine High Oil Consumption
- Engine - Diagnosing Vibration
- Intake Air Duct - Reduced Engine Performance
- Frame - Cracks at Engine Mount Brackets
- Engine - Block Heater Leaks
- Engine - Miss, Hesitation, or Roughness
- Engine - Oil Cooler Line Leaks
- Overview
- Oil Cooler Line Applications Chart
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4/5A5/5A6 Internal Cooler
- C2500/3500 5.7L & KC4 & 5A5/5A6 5.7L & KC4 & GT4/GT5 External Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Engine - Oil Cooler Line Leaks (Replace Hose)
- Overview
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L, KC4 5.7L, KC4 Not GT5/HC4/5A5/5A6 Int. Cooler
- C2500/3500 5.7L, KC4, 5A5/5A6 5.7L, KC4 & GT4/GT5 Ext. Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- By Symptom
- Abnormal wear/deterioration
- Customer Interest
- Engine - Remanufactured Engine High Oil Consumption
- Engine - Diagnosing Vibration
- Intake Air Duct - Reduced Engine Performance
- Frame - Cracks at Engine Mount Brackets
- Engine - Block Heater Leaks
- Engine - Miss, Hesitation, or Roughness
- Engine - Oil Cooler Line Leaks
- Overview
- Oil Cooler Line Applications Chart
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4/5A5/5A6 Internal Cooler
- C2500/3500 5.7L & KC4 & 5A5/5A6 5.7L & KC4 & GT4/GT5 External Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Engine - Oil Cooler Line Leaks (Replace Hose)
- Overview
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L, KC4 5.7L, KC4 Not GT5/HC4/5A5/5A6 Int. Cooler
- C2500/3500 5.7L, KC4, 5A5/5A6 5.7L, KC4 & GT4/GT5 Ext. Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Driveability
- Erratic Operation
- Erratic Shifting
- Leaks
- Engine - Block Heater Leaks
- Engine - Improved Head Gasket
- Engine - Oil Cooler Line Leaks
- Overview
- Oil Cooler Line Applications Chart
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4/5A5/5A6 Internal Cooler
- C2500/3500 5.7L & KC4 & 5A5/5A6 5.7L & KC4 & GT4/GT5 External Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Engine - Oil Cooler Line Leaks (Replace Hose)
- Overview
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L, KC4 5.7L, KC4 Not GT5/HC4/5A5/5A6 Int. Cooler
- C2500/3500 5.7L, KC4, 5A5/5A6 5.7L, KC4 & GT4/GT5 Ext. Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Loose
- Noise
- Smoke, Fumes
- Vibration
- All Technical Service Bulletins
- Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
- Vehicle - Engine And Sub-Systems Flushing Recommendations
- Engine - Intake Manifold Inspection/Replacement
- Engine - Use of 'Surface Conditioning Disks'
- Engine - Drive Belt Misalignment Diagnostics
- Engine - Noise/Damage Oil Filter Application Importance
- Engine - Sealant Usage/Procedures
- Engine - Remanufactured Engine High Oil Consumption
- Engine - AC Delco Remanufactured Engines
- Engine - Surface Conditioning Discs Precautions
- Engines - ACDelco Remanufactured
- Engine - Diagnosing Vibration
- Engine - Blue Smoke On Start-Up
- Intake Air Duct - Reduced Engine Performance
- Engine - Serpentine Belt W/ Worn Idler Pulley/Tensioner
- Frame - Cracks at Engine Mount Brackets
- Interior - Vibration In Seat & Steering Wheel
- Oil Filters - Enhanced Anti-Drainback Valves
- Engine - Block Heater Leaks
- Engine - Miss, Hesitation, or Roughness
- Engine - Improved Head Gasket
- Intake Manifold Gasket - Correct Installation
- Intake Manifold Gasket - Installation
- Engine - Oil Cooler Line Leaks
- Overview
- Oil Cooler Line Applications Chart
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4/5A5/5A6 Internal Cooler
- C2500/3500 5.7L & KC4 & 5A5/5A6 5.7L & KC4 & GT4/GT5 External Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Engine - Oil Cooler Line Leaks (Replace Hose)
- Overview
- C/K 1500/2500 4.3L & KC4 Internal Cooler
- K1500/2500 5.0L & KC4 5.7L & KC4 Except GT5/HC4 Internal Cooler
- C1500/2500 5.0L, KC4 5.7L, KC4 Not GT5/HC4/5A5/5A6 Int. Cooler
- C2500/3500 5.7L, KC4, 5A5/5A6 5.7L, KC4 & GT4/GT5 Ext. Cooler
- K2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C2500/3500 7.4L & KC4 Except 5A5/5A6 Internal Cooler
- C/K 3500 7.4L & KC4 External Cooler
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Engine/Fuel System - Oil/Fuel Additive Information
- Engine - GM Dexos 1(R) And 2(R) Oil Specifications
- Engine - GM dexos 1(R) and dexos 2(R) Oil Specifications/Info.