GMC Suburban TSBs

The Suburban has been assigned 64 technical service bulletins (TSB). The 1999 model year has been involved in the most bulletins.

TSBs contain recommended steps and procedures for diagnosing or repairing a known problem. They are issued directly by GMC to service technicians. You'll often see TSBs used as evidence in lawsuits when owners feel the automaker should help with repairs.