Maintenance: Technical Service Bulletins
- Recalls
- Customer Interest
- By Symptom
- All Technical Service Bulletins
- Engine - Approved Engine Oils Overview
- M/T - Recommended Oil
- Engine - Motor Oils That Minimize Carbon Build-Up
- Vehicle - Approximate Oil/Fluid Capacities Chart
- Tools - Special Wheel Balancing Adapter
- Vehicle - Operater Guidelines for Storage
- Vehicle - Mileage Maintenance Requirements
- Tools - Auto Scopemeter & Engine Analyzer
- A/C - Substitutes for R-12 Refrigerant
- A/C Refrigerant - Identifier
- A/C - Refrigerant 134a Use
- Power Steering Reservoir/Hose - New Clamps
- Camshaft Drive Belts - Recommended Usage
- Poly Rib Belt - Part Number Invalid
- Poly Rib Belt - Tensioning Procedure
- Toothed Engine Belts - Storage, Packing and Handling
- Cooling System - Approved Phosphate Free Anti-Freeze
- Campaign - Steering Pump Switch Protection
- Spark Plugs - Install With Threads Clean and Dry
- Spark Plugs - Revised Plugs and Tightening Torque
- Camshaft Belt - Adjustment
- Wheels - Unapproved Installation of 18 Inch Wheels
- Tires/Wheels - Summer Tires Wheel Rim Summary
- Tires/Wheels - Summer Recommendations
- Wheels - Non Approval of Chrome Plating Aluminum Wheels
- Wheels - Retrofitting Unapproved 18 Inch Wheels
- Tire/Wheel Rim - Latest Winter Recommendations
- Overview
- Tire Pressures
- Collapsible Spare Tire Information
- Recommended Winter Tires For Porsche 4 CYL. ENG. Cars
- Winter Wheel Rim and Tire Sizes For Porsche 4 CYL. ENG. Cars
- Survey of 4 CYL. Porsche Wheel Rims For Winter Tires
- Recommended Winter Tires For Porsche 6 CYL. ENG. Cars
- Winter Tire/Wheel Rim Summary and Tire Sizes For 6 CYL. ENG. Cars
- Survey of 6 CYL. ENG. Porsche Wheel Rims For Winter Tires
- Recommended Winter Tires For Porsche 8 Cylinder Engine Cars
- Winter Wheel Rim and Tire Sizes For Porsche 8 Cylinder Engine Cars
- Survey of Porsche Wheel Rims For Winter Tires - 928/S/S4/GT
- Wheel/Tire - General Information
- Tires/Wheels - Winter Tire/Wheel Rim Summary
- Goodyear Tires - WIthout `NO' Designation Not Approved
- Tires - Manufacturer Contact Information
- CO Sample Pipe - Material and Mounting Change
- Engine Lubrication - Oils That Minimize Carbon Build-Up
- Engine - Approved Engine Oils
- Engine - Porsche Approved Oils
- Power Steering Pressure Hose - Touches Oil Pan
- Tools - Wheel Alignment Equipment
- A/C - Use of Correct Refrigerant
- A/C - Refrigerent Oil Volume Capacities
- Tires - Summer Tire Summary
- Engine - Approved Porsche A40 Engine Oils
- Tires/Wheels - Handling Instructions After Damaged
- Engine - Approved Engine Oil Specification