Engine, Cooling and Exhaust: Technical Service Bulletins
- Recalls
- Customer Interest
- By Symptom
- All Technical Service Bulletins
- Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
- Vehicle - Engine And Sub-Systems Flushing Recommendations
- Electrical - Wire Probing Device
- Engine/Fuel - Fuel Injector and Choke Light Service
- ECM - Driveability Concerns/Erratic Warning Lamps
- Engines - Remanufactured
- Engine - Shudder and Loss of Power
- Engine - Service Procedures Update
- Engine - Replacement Assembly Availability
- Engine - Vibration/Boom
- Engine - HT4100 Service Assemblies
- Engine - Lack of Power/Surge/Vibration
- Engine - Oil Leaks From Rear of Vehicle
- Engine - Light Main Bearing Knock
- Engine - Service Replacement
- Engines - ACDelco Remanufactured
- Engine - Surface Conditioning Discs Precautions
- Engine - AC Delco Remanufactured Engines
- Engine - Effects of Top Engine Cleaner On CAT Converter
- Engine - Detonation (Pinging), Slight Tip-in Hesitation
- Recall 93E019000: Fuel Filter Defect
- Engine - 2ND Design HT4100 Valve Train Parts
- Spark Plug - New Design
- Engine - Knocking Noise
- Engine - Knock and Main Bearing Usage Update
- Engine - Rough Idle/Lack of Power/Miss/Backfire
- HT4100 Engine - Camshaft Replacement Procedure
- Campaign - Extended Camshaft Warranty Coverage
- Engine - Lack of Power/Backfire Condition
- Engine Idle Surge, DTC 30 (Idle Speed Control) Set
- Engine - Timing Chain Wear
- Engine - Revised Head Bolt Torque Procedure
- Cylinder Head Guide Pin - Revised
- Valve Lifter - New Design
- Rocker Arm Cover Gasket - Revised
- Oil Drain Pan Gasket - Leak
- Engine - Abnormal Oil Consumption or Detonation
- Engine - Thermostat Adapter Kit
- Cooling - Radiator Repair/Replacement Guidelines
- Camshaft Bearings - Replacing and Use of Correct Tools
- Intake Manifold - Revised
- Engine - Intake Manifold Oil Leaks
- Intake Manifold - Bolts and Parts Usage Update
- Fuel - Intermittent Reduction of Power/Stall
- O2 Sensor - DFI Codes 13 and 45
- Serpentine Accessory Belt - Noisey/Premature Wear
- Engine - HT4100 Revised Distributor Drive Gear
- Instruments - Telltale Lights/Digital Displays Erratic
- Emissions - Replacement Procedure for Dual Bed Cat
- Emissions - Driveablity, Restricted Exhaust/Plugged Cat
- Engine - Proper 75 mm Oil Filter Installation
- Oil Filters - Recycling Information
- Engine - HT4100 Oil Levels
- Engine Block Heaters - Revised Information
- Engine - Information On Main Bearing Usage
- Engine - Main Bearing Usage Information
- Engine - Main Bearing Application
- Engine - Miss, Hesitation, or Roughness
- Crankshaft Balancer/Head Bolt/Torque - Revised
- Engine - Oil Pan Gasket
- Engine - New Oil Pan Gasket
- Engine - Revised Oil Pan Gasket Available
- Engine - Revised Oil Pan Gasket
- Erratic Idle Speed Fluctuations, DTC 30 (ISC Circuit)
- Coolant - Information on Propylene Glycol Usage
- Warranty - Recycled Engine Coolant Policy
- Cooling System - Reconstituted Anti-Freeze
- Engine Coolant - Revised Requirements, Recommendations
- Cooling System - Recycling Coolant Update
- Cooling System - Use of Recycled Coolant
- Intake Manifold Gasket - Revised Sealing System
- Intake Manifold Gasket End Seal - New Design
- Engine - Poor Performance/Oil Economy/Coolant Loss
- Engine - New Design Intake Manifold Gaskets
- Engine - Oil Leak
- Engine - Noise/Vibration, Drive Belt Tensioning
- Secondary Ignition Wire - Service Precautions
- Instruments - Oil Pressure Connector Repair Kit
- Engine - Guideline For Oil Economy
- Fuels - Effect of Volatility On Driveability Conditions
- Cooling System - Coolant Recycling Information
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Engine - Sealant Usage/Procedures
- Engine/Fuel System - Oil/Fuel Additive Information
- Cooling System, A/C - Aluminum Heater Cores/Radiators
- Engine - Noise/Damage Oil Filter Application Importance
- Engine - Drive Belt Misalignment Diagnostics
- Engine - Use of 'Surface Conditioning Disks'
- Engine - Intake Manifold Inspection/Replacement
- Engine - GM Dexos 1(R) And 2(R) Oil Specifications
- Engine - GM dexos 1(R) and dexos 2(R) Oil Specifications/Info.