1988 SEAT BELTS PRODUCTION NUMBER TO SERVICE NUMBER CONVERSION PRODUCTION SERVICE NUMBER NUMBER COLOR 20637499 12331221 MED DKGRAY 20645434 12330420 WHITE 20645435 12330421 WHITE 20651870 12330652 SAPPHIREVRDK 20651871 12330653 SAPPHIREVRDK 20651937 12330663 SAPPHIREVRDK 20651996 12330663 SAPPHIREVRDK 20652040 20503143 BLACK 20652088 12330610 DK CARMINE 20652089 12330611 DK CARMINE 20655564 12330584 SAPPHIREVRDK 20655565 12330585 SAPPHIREVRDK 20655570 12330588 RED GARNET 20655571 12330589 RED GARNET 20655572 12330590 GRAY MED DK 20655573 12330593 GRAY MED DK 20655584 20503506 SAPPHIREVRDK 20655585 20503507 SAPPHIREVRDK 20655590 20503512 RED GARNET 20655591 20503513 RED GARNET 20655592 20503514 GRAY MED DK 20655593 20503515 GRAY MED DK 20656377 12330914 SAPPHIREVRDK 20656380 12330914 SAPPHIREVRDK 20656383 SEE NOTE SAPPHIREVRDK 20656386 12330918 SAPPHIREVRDK 20656389 12330918 SAPPHIREVRDK 20656392 12330787 SAPPHIREVRDK 20656395 12330787 SAPPHIREVRDK 20656398 12330787 SAPPHIREVRDK 20656402 12330860 SAPPHIREVRDK 20656403 12330861 SAPPHIREVRDK 20656408 12330860 SAPPHIREVRDK 20656409 12330861 SAPPHIREVRDK 20656414 12330946 SAPPHIREVRDK 20656415 12330947 SAPPHIREVRDK 20656420 12330946 SAPPHIREVRDK 20656421 12330947 SAPPHIREVRDK 20656424 12330900 SAPPHIREVRDK 20656425 12330901 SAPPHIREVRDK 20656428 12330906 RED GARNET 20656429 12330907 RED GARNET 20656430 12330900 SAPPHIREVRDK 20656431 12330901 SAPPHIREVRDK 20656434 12330906 RED GARNET 20656435 12330907 RED GARNET 20658998 20503305 SAPPHIREVRDK 20658999 20503306 SAPPHIREVRDK 20659046 12330604 SAPPHIREVRDK 20659047 12330605 SAPPHIREVRDK 20663916 12330640 SAPPHIREVRDK 20663917 12330641 SAPPHIREVRDK 20663922 12330644 RED GARNET 20663923 12330645 RED GARNET 20663926 12330640 SAPPHIREVRDK 20663927 12330641 SAPPHIREVRDK 20663932 12330644 RED GARNET 20663933 12330645 RED GARNET 20663936 12330674 SAPPHIREVRDK 20663939 12330676 RED GARNET 20663941 12330674 SAPPHIREVRDK 20663944 12330676 RED GARNET 20663966 12330670 SAPPHIREVRDK 20663969 12330672 RED GARNET 20663971 12330670 SAPPHIREVRDK 20663974 12330672 RED GARNET 20666744 20502184 BLACK 5 19 89 GENERAL MOTORS SERVICE PARTSOPERATl0NS 0LDSMOBILE 32E REV 6 89 1 4 47 14 875