OnStar Services
See also:
Instrument Cluster
English Light Duty Premium Shown. Metric, Uplevel, Base and Heavy Duty
Similar.
For vehicles with a DURAMAX® Diesel engine, see the DURAMAX® Diesel Supplement for more information.
For vehicle ...
Belts
• Belts may need replacing if they squeak or show signs of cracking or splitting.
• Trained dealer technicians can inspect the belts and recommend replacement when necessary. ...
Armrest Storage
Vehicles with a rear seat armrest have two cupholders. Pull the armrest down to access the cupholders. ...





