Tl* the contact owns a 2004 buick rendezvous. the contact stated that while driving at various speeds, the abs system and the traction control system engaged without warning. also, the fuel gauge was providing erroneous readings. the vehicle was taken to a repair local shop, who was unable to diagnose the failure. the manufacturer was made aware of the failure and did not offer any assistance. the vehicle was not repaired. the failure and current mileages were 103,000. updated 09/05/12*lj