Chevrolet Astro DTC Codes
Select your year and engine to view applicable diagnostic trouble codes.
10 Configurations
2005
4.3L V6 Vortec
855 DTC codes
2004
4.3L V6 Vortec
779 DTC codes
2003
4.3L V6 Vortec
762 DTC codes
2002
4.3L V6 Vortec
745 DTC codes
2001
4.3L V6 Vortec
721 DTC codes
2000
4.3L V6 Vortec
721 DTC codes
1999
4.3L V6 Vortec
687 DTC codes
1998
4.3L V6 Vortec
687 DTC codes
1997
4.3L V6 Vortec
680 DTC codes
1996
4.3L V6 Vortec
679 DTC codes
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