Table 1 shows one common exterior lighting related problems of the 2020 GMC Acadia.
| Problem Category | Number of Problems |
|---|---|
| Exterior Lighting problems |
Back up camera randomly stops working (black screen-completely gone, or blue screen). Dash will randomly dim on its own and does not go back to normal unless car is shut off and turned back on. Adaptive cruise control will disengage for no apparent reason. Stabilitrak will flash on screen but no other indicators or reasons; nothing happens with car. Occasionally the blind spot mirror lights will not light up when vehicle is present.