INDEX The identification or usage charts are located in the catalog as listed below VIN Model Designation A Label Locations A Engine Service Policy Group 0 000 Engine Stamping Information Group 0 000 Engine Identification Group 0 000 Engine and Transmission Usage Group 0 000 V Belt Chart Group 1 066 Tune Up Chart Group 2 270 Lamp Socket Chart Group 2 999 Electronic Control Module Chart Group 3 999 Transmission and Engine Usage Group 4 000 Transmission ID Trans to Asm Group 4 000 Transmission ID Asm to Trans Group 4 000 Transmission Chart Group 4 499 Trailing Axle I D Group 5 000 Spring Charts Group 7 412 Adhesive Molding Usage Group 8 132 Trim Combinations Group 14 000 Paints Color By Family Group 14 000 Seat Belt Charts Group 14 875 Carpet Identification Group 15 512 FOLLOWING CHARTS ARE FOUND IN THE REFERENCE CATALOG Terminology Parts Catalog Abbreviations Air Conditioning Connectors Body Number Plate Carburetor Cross Reference Chart Casting Cross Reference Chart EGR Va ve Chart Fabric Identification Generator Cross Reference Chart Metrics Option Label Explanation Passenger Option Label Explanation Truck Packing Date Codes Production Options By Family Production Options Seat Belt Codes V Seat Belt Cross Reference Spark Plug Wire Chart Passenger Spark Plug Wire Chart Truck Starter Motor Cross Reference Chart Transmission Reference Chart V Belt Chart Wire Harness Tag Number Chart Passenger Wire Harness Tag Number Chart Truck 1 1993 GENERAL MOTORS SERVICE PARTS OPERATIONS PONTIAC 25J t 4 2 93