OnStar Services
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Wagon
To lower one or both of the rear
seatbacks:
1. Pull on the lever, on the top
outboard side of the seatback,
to unlock the seatback.
2. Fold the seatback down.
To return a seatback to the up ...
LED Lighting
This vehicle has several LED lamps.
For replacement of any LED lighting
assembly, contact your dealer. ...
Interior Quality & Comfort
The CTS' cabin quality has held up well since this generation first hit the
road as a 2008 model, and it's still competitive against newer entrants like the
535i and M37. Among the highlights are ...






