Buick Regal DTC Codes
Select your year and engine to view applicable diagnostic trouble codes.
37 Configurations
2020
2.0L Turbo I4
2017 DTC codes
2020
3.6L V6
2017 DTC codes
2019
2.0L Turbo I4
2017 DTC codes
2019
3.6L V6
2017 DTC codes
2018
2.0L Turbo I4
2015 DTC codes
2018
3.6L V6
2015 DTC codes
2017
2.0L Turbo I4
2015 DTC codes
2016
2.0L Turbo I4
2006 DTC codes
2016
2.4L I4 Hybrid
1991 DTC codes
hybrid2015
2.0L Turbo I4
2005 DTC codes
2015
2.4L I4 Hybrid
1990 DTC codes
hybrid2014
2.0L Turbo I4
2001 DTC codes
2014
2.4L I4 Hybrid
1985 DTC codes
hybrid2013
2.0L Turbo I4
1998 DTC codes
2013
2.4L I4 Hybrid
1983 DTC codes
hybrid2012
2.0L Turbo I4
1998 DTC codes
2012
2.4L I4 Hybrid
1983 DTC codes
hybrid2011
2.0L Turbo I4
1987 DTC codes
2004
3.8L Supercharged V6
1825 DTC codes
2004
3.8L V6
1825 DTC codes
2003
3.8L Supercharged V6
1808 DTC codes
2003
3.8L V6
1808 DTC codes
2002
3.8L Supercharged V6
1791 DTC codes
2002
3.8L V6
1791 DTC codes
2001
3.8L Supercharged V6
1767 DTC codes
2001
3.8L V6
1767 DTC codes
2000
3.8L Supercharged V6
1767 DTC codes
2000
3.8L V6
1767 DTC codes
1999
3.8L Supercharged V6
1733 DTC codes
1999
3.8L V6
1733 DTC codes
1998
3.8L Supercharged V6
1733 DTC codes
1998
3.8L V6
1733 DTC codes
1997
3.8L 3800 Series II V6 (L36)
1726 DTC codes
1997
3.8L Supercharged V6
1726 DTC codes
1996
3.1L V6
1725 DTC codes
1996
3.8L V6
1725 DTC codes
1990-1997
3.1L V6 (LH0, MPFI)
1726 DTC codes
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