Engine: Technical Service Bulletins
- Recalls
- Customer Interest
- By Symptom
- All Technical Service Bulletins
- Engine - Approved Engine Oil Specification
- Engine - Approved Porsche A40 Engine Oils
- Parts Marking - Law/Policy
- VIN, Certification, & Emission Label - Availability
- VIN, Certification & Emission Labels - Availability
- VIN Plate, Certification & Emission Label - Availability
- Warranty - Engine Follow Up Service After Major Repairs
- Valve Seal - Replacement Procedure
- Toothed Engine Belts - Storage, Packing and Handling
- Timing Belt Cover - Ventilation System Change
- Cylinder Heads - Tightening Procedure & Service Changes
- Engine Short Block - Installation Modifications
- Oil Pan - Sealing
- Tools - Oil Cooler Testing
- Poly Rib Belt - Tensioning Procedure
- Oil Pressure Relief Valve - Identification & Application
- Oil Intake Pipe Seal - Revised
- Mechanical Tensioner - Material Changed
- Oil Cooler - Improved Mounting
- Toothed Drive Belts - Diagnosing Condition
- Connecting Rod Nuts - Incorrectly Made
- Camshaft Drive Belts - Recommended Usage
- Tools - Auto Scopemeter & Engine Analyzer
- Oil Level Warning System - Owners Manual Correction
- Oil Level Warning System - Stages of Component Install
- Coolant Pump - Installing New Type
- Campaign - Steering Pump Switch Protection
- Spark Plugs - Install With Threads Clean and Dry
- Spark Plugs - Revised Plugs and Tightening Torque
- Camshaft Drive Belt - Adjustment
- Camshaft Belt - Adjustment
- Cylinder Heads - Machining and Using Correct Gaskets
- Oil Cooler/Oil Pressure Relief Valve - Repair Guide
- Oil Pump - Modification
- Engine Main Bearing - Revised Torque
- Engine - Poor Start, Misfire, Backfire, or Stalling
- Engine Performance - Tune Up Specifications
- CO Sample Pipe - Material and Mounting Change
- Engine Lubrication - Oils That Minimize Carbon Build-Up
- Engine - Motor Oils That Minimize Carbon Build-Up
- Engine - Approved Engine Oils
- Engine - Porsche Approved Oils
- Engine Mount - Revised, Installation and Checking
- Engine - Oil Pressure Too High
- Engine - Approved Engine Oils Overview