VIN Pref
C Series
1GDM7H1JWJ50   1GDJ7H1CWJ50   1GDL7H1CWJ50   1GDK7H1JWJ50  
Sierra 3500
1GTHK39JWE50   1GTHK39RWF00   1GTHK33FWF00   1GTHK33FWF01   1GTHK33FWF02   1GTHK33FWF03   1GTHK33FWF04   1GTHK33FWF05   1GTHK33FWF06   1GTHK33FWF07   1GTHK33FWF08   1GTHK33FWF09   1GTHK33JWF00   1GTHK33JWF01   1GTHK33JWF02   1GTHK33JWF03   1GTHK33JWF04   1GTHK33JWF05   1GTHK33JWF06   1GTHK33JWF07   1GTHK33JWF08   1GTHK33JWF09  
Sonoma
1GTCS14XW850   1GTDT14XWK50   1GTDT14XWK51   1GTDT14XWK52   1GTDT19XWK50   1GTCS19XW850   1GTCS19XW851   1GTCS194W850   1GTCS194W851   1GTCS194W852   1GTCS194W853  
Safari Cargo
1GTDM19WWB50   1GTDL19WWB50  
Suburban
3GKEC16RWG50   3GKGC26JWG50   1GKGK26RWJ70   1GKGK26RWJ71   1GKGK26RWJ72   3GKFK16RWG50   3GKFK16RWG51   1GKFK16RWJ70   1GKFK16RWJ71   1GKFK16RWJ72   1GKFK16RWJ73   3GKGK26JWG50   3GKGK26FWG50  
Jimmy
1GKCS18WWK50  
Savana
1GDFG15RW100   1GDFG15RW101   1GDFG15RW102   1GDFG15RW103   1GDFG15RW104   1GDFG15RW105   1GDFG15RW106   1GDFG15RW107   1GDFG15RW108   1GDFG15RW109   1GDFG15RW1010   1GDFG15RW1011   1GDFG15RW1012   1GDGG31WW100   1GDHG31RW100   1GDHG31RW101   1GDHG31RW102   1GDHG31RW103   1GDHG31RW104   1GDHG31RW105   1GDHG31RW106   1GDHG31RW107   1GDHG31RW108   1GDHG31RW109   1GDHG31RW1010   1GDHG31RW1011   1GDFG15MW110   1GDHG31FW100   1GKFG15RW100  
Various
1GKDT13WW200   1GKDT13WWK50  
Sierra
1GDKC34JWF00   1GDKC34JWF01   1GDKC34JWF02   1GDKC34JWF03   1GDKC34JWF04   1GDKC34JWF05   1GDKC34JWF06   1GDKC34JWF07   1GDKC34JWF08   2GDEC19RW150   1GDKC34FWJ50  
Yukon
1GKEK13RWR00   1GKEK13RWR50   1GKEK13RWR51   1GKEK13RWR52   1GKEK13RW170  
Safari
1GKDM19WWB50   1GKDM19WWB51   1GKDM19WWB52   1GKDM19WWB53   1GKDM19WWB54   1GKDM19WWB55   1GKDM19WWB56   1GKDM19WWB57  
B Series
1GDL7T1CWJ50  
Sierra 1500
1GTEC14MWZ80   1GTEK19SWE50   1GTEK19SWE51   1GTEK19SWE52   1GTEK19SWE53   1GTEK19SWE54   1GTEK19SWE55   1GTEK19SWE56   1GTEK19SWE57   1GTEK19SWE58   1GTEK14MWE50   1GTEK19RWE50   1GTEK19RWE51   1GTEK19RWE52   1GTEK19RWE53   1GTEK19RWE54   1GTEK19RWE55   1GTEC14RWZ50   1GTEC14RWZ51   1GTEC14RWZ52   1GTEC14RWZ53   1GTEC14RWZ54   1GTEC14RWZ55   1GTEC19RWR50   1GTEC19WWE50   1GTEC19RWE50   1GTEC19RWE51   1GTEC19RWE52   1GTEC19RWE53   1GTEC19RWE54   1GTEC19RWE55   1GTEC19RWE56   1GTEC19RWE57   1GTEC19RWE58   1GTEC19RWE59   1GTEC19RWE510   1GTEC19RWE511   1GTEK14MWZ50   1GTEC19MWR50   1GTEK14WWZ50  
5000
J8DF5A12W370  
T Series
1GDJ7C1JWJ50  
Sierra 2500
1GTGK24RWE50   1GTGK29JWE50   1GTGC24RWE50   1GTGK24FWZ50   1GTGK24RWZ50  
Savana Cargo
1GTHG39RW1C0   1GTFG15WW110   1GTGG25RW100  
Jimmy or Envoy
1GKDT13WWB90