Maintenance: Technical Service Bulletins
- Customer Interest
- By Symptom
- All Technical Service Bulletins
- Engine - Approved Engine Oils Overview
- Steering Gear - New Type Oil
- A/T - Fluid Level Corrections
- Vehicle - Approximate Oil/Fluid Capacities Chart
- Vehicle - Maintenance Requirements Update
- Maintenance - For Low Mileage Vehicles
- Tools - Auto Scopemeter & Engine Analyzer
- A/C Refrigerant - Identifier
- Power Steering - Noise from Hydraulic System
- Tires/Wheels - Summer Recommendation Summary
- Tires/Wheels - Approved Summer Makes and Sizes
- Wheels - New Wheel Security System
- Tires - Manufacturer Contact Information
- A/T - ATF Flow Noise When Cold
- Ignition Distributor - Install Ventilation When Serviced
- Ignition Distributor - Revision and Marking
- Engine - Approved Engine Oils
- Engine - Porsche Approved Oils
- V-Belt - Correct Tensioning Procedures and Tool
- Alignment - Revised Specifications
- Tires/Wheels - Latest Summer Recommendations
- Wheels/Tires - Winter Wheels/Tires/Snow Chains
- A/C - Use of Correct Refrigerant
- Wheels/Tires - Winter Tires/Wheels and Snow Chains
- M/T - Clutch Fluid Update
- Wheels/Tires - Summer Wheels/Tires & Spacers
- Wheels/Tires - Summer Tires/Wheels & Spacers
- Engine - Approved Porsche A40 Engine Oils
- Tires/Wheels - Handling Instructions After Damaged
- Engine - Approved Engine Oil Specification