When doing replacement or upgrading on 2005 – 2018 Chevrolet Equinox with halogen capsule headlamps HID, the bulb size guide is necessary for you to take the reference.
Jump to corresponding car model with the catalog bellow.

Low Beam Headlight 2010 – 2017 H11
High Beam Headlight 2010 – 2017 9005
High Beam and Low Beam Headlight 2005 – 2009 9007
Front Fog Light 2016 – 2017 H8
2005 – 2015 H8/H11/H16
Back Up Light 2005 – 2017 921
Brake 2005 – 2009 2057
2010 – 2015 3157
2016 – 2017 7443
Dome Light 2010 – 2015 12961
2016 – 2017 194
2005 – 2009 561
Front Side Marker 2005 – 2009 168
2010 – 2017 194
Front Turn Signal 2005 – 2009 1156
2010 – 2017 7444NA
License Plate 2005 – 2017 194
Parking Light 2005 – 2009 194
2010 – 2017 7443NA
Rear Side Marker 2005 – 2006 12961
2007 – 2017 194
Rear Turn Signal 2005 – 2009 2057
2010 – 2015 3157
2016 – 2017 7443
Tail Light 2005 – 2009 2057
2010 – 2015 3157
2016 – 2017 7443
Luggage Compartment 2010 – 2017 194
2005 – 2009 562
Map Light 2010 – 2017 12961
2005 – 2009 912
Low Beam Headlight 2018 H11
High Beam Headlight 2018 9005
High Beam and Low Beam Headlight 2018 9012
Front Fog Light 2018 H8
Back Up Light 2018 921
Brake 2018 7443
Dome Light 2018 194
Front Side Marker 2018 194
Front Turn Signal 2018 7443NA
License Plate 2018 12961
Parking Light 2018 7444NA
Rear Side Marker 2018 194
Rear Turn Signal 2018 7443
Tail Light 2018 7443
Luggage Compartment 2018 194
Map Light 2018 12961
Low Beam Headlight 2018 H11
High Beam Headlight 2018 9005
High Beam and Low Beam Headlight 2018 D3S
Front Fog Light 2018 H8
Back Up Light 2018 921
Brake 2018 7443
Dome Light 2018 194
Front Side Marker 2018 194
Front Turn Signal 2018 7443NA
License Plate 2018 12961
Parking Light 2018 7444NA
Rear Side Marker 2018 194
Rear Turn Signal 2018 7443
Tail Light 2018 7443
Luggage Compartment 2018 194
Map Light 2018 12961