NHTSA owner reports · September 18, 2026 snapshot.
Service Brakes, Hydraulic complaints
8 reportsClear category filter50,000 miles · Feb 12, 2016
Service Brakes, Hydraulic
TL* THE CONTACT OWNS A 2006 BUICK TERRAZA. WHEN THE CONTACT ATTEMPTED TO STOP THE VEHICLE, THE BRAKE PEDAL FAILED. THE CONTACT HAD TO RELEASE THE BRAKE PEDAL IN ORDER FOR THE VEHICLE TO STOP. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE STABILITY CONTROL WAS REPLACED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTI…
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TL* THE CONTACT OWNS A 2006 BUICK TERRAZA. WHEN THE CONTACT ATTEMPTED TO STOP THE VEHICLE, THE BRAKE PEDAL FAILED. THE CONTACT HAD TO RELEASE THE BRAKE PEDAL IN ORDER FOR THE VEHICLE TO STOP. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE STABILITY CONTROL WAS REPLACED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 50,000.
NHTSA ODI #10825879
66,000 miles · Oct 18, 2011
Service Brakes, Hydraulic
TL* THE CONTACT OWNS A 2006 BUICK TERRAZA. WHILE DRIVING APPROXIMATELY 10 MPH THE BRAKES UNEXPECTEDLY LOCKED FOR A FEW SECONDS. THE CONTACT WAS ABLE TO RESUME DRIVING NORMALLY. THE IDENTICAL FAILURE OCCURRED THREE DIFFERENT TIMES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO WAS UNABLE TO DUPLICATE THE PROBLEM. THE MANUFACT…
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TL* THE CONTACT OWNS A 2006 BUICK TERRAZA. WHILE DRIVING APPROXIMATELY 10 MPH THE BRAKES UNEXPECTEDLY LOCKED FOR A FEW SECONDS. THE CONTACT WAS ABLE TO RESUME DRIVING NORMALLY. THE IDENTICAL FAILURE OCCURRED THREE DIFFERENT TIMES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO WAS UNABLE TO DUPLICATE THE PROBLEM. THE MANUFACTURER WAS MADE AWARE OF THE DEFECT. THE APPROXIMATE FAILURE MILEAGE WAS 66,000.
NHTSA ODI #10430597
72,150 miles · Apr 13, 2011
Electrical SystemEngine And Engine CoolingService Brakes, Hydraulic
TL*THE CONTACT OWNS A 2006 BUICK TERRAZA. THE CONTACT STATED THAT WHEN THEY APPLIED THE BRAKES, THE BRAKE PEDAL WAS RESISTANT, THEN RELEASED AND EXTENDED TO THE FLOOR. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND WAS TOLD THAT THERE WAS SOFTWARE THAT CAUSED THE BRAKING SYSTEM TO DELAY. THE CONTACT WAS NOT TOLD THAT THE SOFTWA…
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TL*THE CONTACT OWNS A 2006 BUICK TERRAZA. THE CONTACT STATED THAT WHEN THEY APPLIED THE BRAKES, THE BRAKE PEDAL WAS RESISTANT, THEN RELEASED AND EXTENDED TO THE FLOOR. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND WAS TOLD THAT THERE WAS SOFTWARE THAT CAUSED THE BRAKING SYSTEM TO DELAY. THE CONTACT WAS NOT TOLD THAT THE SOFTWARE FAILED. THE VEHICLE ALSO INTERMITTENTLY FAILED TO START AND THE CONTACT WAS TOLD THAT IT WAS ALSO BECAUSE OF THE SOFTWARE. THE CONTACT WAS CONCERNED THAT THERE WAS A CENTRAL ISSUE WITH THE COMPUTER IN THE VEHICLE. THE FAILURE MILEAGE WAS 72,150 AND THE CURRENT MILEAGE WAS 82,000. UPDATED 05/24/11*LJ THE ALSO STATED THE LEFT SIGNAL LIGHT WAS REPLACED THREE TIMES AND THE OIL LEVEL WAS CONSTANTLY LOW. UPDATED 05/26/11
NHTSA ODI #10395714
42,000 miles · Jun 16, 2009
Electronic Stability Control (esc)Service Brakes, HydraulicTraction Control System
MY VEHICLE IS EQUIPPED WITH ANTI LOCK BRAKES. THE SAME SYSTEM IS USED FOR TRACTION CONTROL AND STABILITY CONTROL. MY VEHICLE IS PRONE TO BRAKE SENSOR FAILURES. WHENEVER ONE OF THE SENSORS FAILS THE ONBOARD DIAGNOSTIC SYSTEM DISABLES ALL 3 OF THESE SAFETY FEATURES. I CURRENTLY HAVE THE THIRD SENSOR FAILURE SINCE I HAVE OWNED THE …
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MY VEHICLE IS EQUIPPED WITH ANTI LOCK BRAKES. THE SAME SYSTEM IS USED FOR TRACTION CONTROL AND STABILITY CONTROL. MY VEHICLE IS PRONE TO BRAKE SENSOR FAILURES. WHENEVER ONE OF THE SENSORS FAILS THE ONBOARD DIAGNOSTIC SYSTEM DISABLES ALL 3 OF THESE SAFETY FEATURES. I CURRENTLY HAVE THE THIRD SENSOR FAILURE SINCE I HAVE OWNED THE VEHICLE. *TR
NHTSA ODI #10274026
58,895 miles · May 19, 2009
Parking BrakeService Brakes, Hydraulic
TL*THE CONTACT OWNS A 2006 BUICK TERRAZA. THE CONTACT STATED THAT THE EMERGENCY BRAKE FAILS TO RELEASE AFTER IT HAS BEEN ENGAGED. IN ADDITION, THE BRAKE CALIPERS FREEZE AND NEED TO BE REPLACED. THE CONTACT WILL TAKE HER VEHICLE TO THE DEALER FOR REPAIRS. THE FAILURE MILEAGE WAS 58,895.
NHTSA ODI #10269355
25,000 miles · Feb 9, 2008
Electronic Stability Control (esc)Service Brakes, Hydraulic
ABS SYSTEM FAILURE BRAKES LOCK UP WHILE AUTO IS IN MOTION HAPPENED 3 TIMES 1 TIME AT MODERATE SPEED 35 MPH IN MAJOR INTERSECTION WITH LOSS OF CONTROL OF VEHICLE. *TR
NHTSA ODI #10217539
13,000 miles · Nov 20, 2007
Electronic Stability ControlService Brakes, HydraulicStructure
2006 BUICK TERRAZA HAS VIBRATION IN THE SEATS, FLOOR AND STEERING WHEEL. CONSUMER STATES THAT THE VEHICLE STILL VIBRATES WHEN REACHING ABOUT 40 MPH. THE VIBRATION HAS NOW AFFECTED THE WHOLE VEHICLE. *KB THE DEALER HAS MADE 5 REPAIR ATTEMPTS AND WILL NO LONGER ATTEMPT TO REPAIR THE VIBRATION PROBLEM. AT 13,000 MILES THE ABS AN…
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2006 BUICK TERRAZA HAS VIBRATION IN THE SEATS, FLOOR AND STEERING WHEEL. CONSUMER STATES THAT THE VEHICLE STILL VIBRATES WHEN REACHING ABOUT 40 MPH. THE VIBRATION HAS NOW AFFECTED THE WHOLE VEHICLE. *KB THE DEALER HAS MADE 5 REPAIR ATTEMPTS AND WILL NO LONGER ATTEMPT TO REPAIR THE VIBRATION PROBLEM. AT 13,000 MILES THE ABS AND STABILITY SYSTEM HAD TO BE REPAIRED. *JB
NHTSA ODI #10210501
14,000 miles · Apr 12, 2007
Electrical SystemInterior LightingLatches/locks/linkages
TL* - THE CONTACT OWNS A 2006 BUICK TERRAZA. WHILE DRIVING THE DRIVER'S SIDE SLIDING DOOR OPENED WITHOUT WARNING. BOTH THE DRIVER AND PASSENGER SLIDING DOORS OPENED WITHOUT WARNING. THE DEALER WAS UNABLE TO DIAGNOSE OR DUPLICATE THE FAILURE. THE FAILURE MILEAGE WAS 14,000. THE DEALER REPLACED THE REMOTE, VOLTAGE REGULATOR A…
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TL* - THE CONTACT OWNS A 2006 BUICK TERRAZA. WHILE DRIVING THE DRIVER'S SIDE SLIDING DOOR OPENED WITHOUT WARNING. BOTH THE DRIVER AND PASSENGER SLIDING DOORS OPENED WITHOUT WARNING. THE DEALER WAS UNABLE TO DIAGNOSE OR DUPLICATE THE FAILURE. THE FAILURE MILEAGE WAS 14,000. THE DEALER REPLACED THE REMOTE, VOLTAGE REGULATOR AND A SENSOR. THE FAILURE MILEAGE WAS 14,000, AND THE CURRENT MILEAGE WAS 21,000. *AK THE CONSUMER STATES POSSIBLE BAD ROTORS ON FRONT BRAKES. THE CONSUMER STATES ABS LIGHT ON AFTER REPAIRS, PROBLEMS WITH TRANSMISSION HARD TO SHIFT GEARS, HORN SOUNDS WHEN REMOTE STARTING IS USED, DOME LIGHTS GO DIM. UPDATED 05/23/07 *TR
NHTSA ODI #10187662
NHTSA investigations
2EA07019 · Power Sliding Door
Opened Dec 11, 2007 · Closed Feb 23, 2009
Status: closed (inferred from source dates) · Latches/locks/linkages:doors:latch; Structure:body:door ; Structure:body:door:hinge And Attachments
ODI EVALUATED GENERAL MOTORS' (GM) DATA, CONDUCTED CONSUMER INTERVIEWS, INSPECTED AND TESTED MY 2005-2007 GM MINIVANS WITH REGARD TO THE ALLEGED DEFECT OF A POWER SLIDING DOOR (PSD) OPENING WHILE THE VEHICLE IS OUT OF PARK.ODI IDENTIFIED A HIGH WARRANTY CLAIM RATE.HOWEVER, THESE CLAIMS ARE RELATED TO VARIOUS PROBLEMS ASSOCIATED WITH DOORS NOT PROPERLY OPENING OR CLOSING AND NOT SPECIFICALLY TO DOORS OPENING WHILE DRIVING.THE CONDITION OF THE PSD REVERSING DIRECTION DURING THE CLOSING SEQUENCE IS CONSISTENT WITH AN OBSTRUCTION OF THE DOOR, OR WITH IMPROPER ALIGNMENT OF THE DOOR, AND THIS IS ADDRESSED IN GM TECHNICAL SERVICE BULLETIN # 07-08-64-007 AND BULLETINS # 07-08-64-007A THROUGH D.ODI'S EVALUATION OF THE PSD SYSTEM NOTES NUMEROUS SAFEGUARDS TO PRECLUDE BOTH UNINTENTIONAL AND INTENTIONAL POWER OPENING OF THE PSD WHILE THE VEHICLE IS IN MOTION.A SAFETY-DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.[SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.]
Additional source detail variants (3)
Latches/locks/linkages:doors:latch
ODI EVALUATED GENERAL MOTORS' (GM) DATA, CONDUCTED CONSUMER INTERVIEWS, INSPECTED AND TESTED MY 2005-2007 GM MINIVANS WITH REGARD TO THE ALLEGED DEFECT OF A POWER SLIDING DOOR (PSD) OPENING WHILE THE VEHICLE IS OUT OF PARK.ODI IDENTIFIED A HIGH WARRANTY CLAIM RATE.HOWEVER, THESE CLAIMS ARE RELATED TO VARIOUS PROBLEMS ASSOCIATED WITH DOORS NOT PROPERLY OPENING OR CLOSING AND NOT SPECIFICALLY TO DOORS OPENING WHILE DRIVING.THE CONDITION OF THE PSD REVERSING DIRECTION DURING THE CLOSING SEQUENCE IS CONSISTENT WITH AN OBSTRUCTION OF THE DOOR, OR WITH IMPROPER ALIGNMENT OF THE DOOR, AND THIS IS ADDRESSED IN GM TECHNICAL SERVICE BULLETIN # 07-08-64-007 AND BULLETINS # 07-08-64-007A THROUGH D.ODI'S EVALUATION OF THE PSD SYSTEM NOTES NUMEROUS SAFEGUARDS TO PRECLUDE BOTH UNINTENTIONAL AND INTENTIONAL POWER OPENING OF THE PSD WHILE THE VEHICLE IS IN MOTION.A SAFETY-DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.[SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.]
Structure:body:door
ODI EVALUATED GENERAL MOTORS' (GM) DATA, CONDUCTED CONSUMER INTERVIEWS, INSPECTED AND TESTED MY 2005-2007 GM MINIVANS WITH REGARD TO THE ALLEGED DEFECT OF A POWER SLIDING DOOR (PSD) OPENING WHILE THE VEHICLE IS OUT OF PARK.ODI IDENTIFIED A HIGH WARRANTY CLAIM RATE.HOWEVER, THESE CLAIMS ARE RELATED TO VARIOUS PROBLEMS ASSOCIATED WITH DOORS NOT PROPERLY OPENING OR CLOSING AND NOT SPECIFICALLY TO DOORS OPENING WHILE DRIVING.THE CONDITION OF THE PSD REVERSING DIRECTION DURING THE CLOSING SEQUENCE IS CONSISTENT WITH AN OBSTRUCTION OF THE DOOR, OR WITH IMPROPER ALIGNMENT OF THE DOOR, AND THIS IS ADDRESSED IN GM TECHNICAL SERVICE BULLETIN # 07-08-64-007 AND BULLETINS # 07-08-64-007A THROUGH D.ODI'S EVALUATION OF THE PSD SYSTEM NOTES NUMEROUS SAFEGUARDS TO PRECLUDE BOTH UNINTENTIONAL AND INTENTIONAL POWER OPENING OF THE PSD WHILE THE VEHICLE IS IN MOTION.A SAFETY-DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.[SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.]
Structure:body:door:hinge And Attachments
ODI EVALUATED GENERAL MOTORS' (GM) DATA, CONDUCTED CONSUMER INTERVIEWS, INSPECTED AND TESTED MY 2005-2007 GM MINIVANS WITH REGARD TO THE ALLEGED DEFECT OF A POWER SLIDING DOOR (PSD) OPENING WHILE THE VEHICLE IS OUT OF PARK.ODI IDENTIFIED A HIGH WARRANTY CLAIM RATE.HOWEVER, THESE CLAIMS ARE RELATED TO VARIOUS PROBLEMS ASSOCIATED WITH DOORS NOT PROPERLY OPENING OR CLOSING AND NOT SPECIFICALLY TO DOORS OPENING WHILE DRIVING.THE CONDITION OF THE PSD REVERSING DIRECTION DURING THE CLOSING SEQUENCE IS CONSISTENT WITH AN OBSTRUCTION OF THE DOOR, OR WITH IMPROPER ALIGNMENT OF THE DOOR, AND THIS IS ADDRESSED IN GM TECHNICAL SERVICE BULLETIN # 07-08-64-007 AND BULLETINS # 07-08-64-007A THROUGH D.ODI'S EVALUATION OF THE PSD SYSTEM NOTES NUMEROUS SAFEGUARDS TO PRECLUDE BOTH UNINTENTIONAL AND INTENTIONAL POWER OPENING OF THE PSD WHILE THE VEHICLE IS IN MOTION.A SAFETY-DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.[SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.]
PE07044 · Power Sliding Door Opening
Opened Aug 16, 2007 · Closed Dec 11, 2007
Status: closed (inferred from source dates) · Latches/locks/linkages:doors:latch; Structure:body:door ; Structure:body:door:hinge And Attachments
ODI HAS RECEIVED REPORTS THAT THE POWER SLIDING DOORS OPENED WITHOUT COMMAND WHILE THE VEHICLE WAS IN MOTION ON MODEL YEAR 2005 AND 2006 GENERAL MOTORS MINIVANS (CHEVROLET UPLANDER/VENTURE, PONTIAC MONTANA SV6/MONTANA, BUICK TERRAZA, AND SATURN RELAY).SOME REPORTS INDICATE THAT THE DOOR MAY NOT HAVE BEEN CLOSED AND LATCHED BEFORE DRIVING AWAY CAUSING THE DOOR TO REVERSE (OPEN) AT LOW VEHICLE SPEEDS.HOWEVER, OTHER REPORTS INDICATE THAT THE DOOR WAS INITIALLY SHUT THEN OPENED AFTER DRIVING FOR SEVERAL MINUTES AND/OR MILES AT VEHICLE SPEEDS BETWEEN 20 AND 70 MPH.ODI HAS UPGRADED THIS PRELIMINARY EVALUATION TO AN ENGINEERING ANALYSIS (EA07-019) TO FURTHER ASSESS THIS ISSUE.
Additional source detail variants (3)
Latches/locks/linkages:doors:latch
ODI HAS RECEIVED REPORTS THAT THE POWER SLIDING DOORS OPENED WITHOUT COMMAND WHILE THE VEHICLE WAS IN MOTION ON MODEL YEAR 2005 AND 2006 GENERAL MOTORS MINIVANS (CHEVROLET UPLANDER/VENTURE, PONTIAC MONTANA SV6/MONTANA, BUICK TERRAZA, AND SATURN RELAY).SOME REPORTS INDICATE THAT THE DOOR MAY NOT HAVE BEEN CLOSED AND LATCHED BEFORE DRIVING AWAY CAUSING THE DOOR TO REVERSE (OPEN) AT LOW VEHICLE SPEEDS.HOWEVER, OTHER REPORTS INDICATE THAT THE DOOR WAS INITIALLY SHUT THEN OPENED AFTER DRIVING FOR SEVERAL MINUTES AND/OR MILES AT VEHICLE SPEEDS BETWEEN 20 AND 70 MPH.ODI HAS UPGRADED THIS PRELIMINARY EVALUATION TO AN ENGINEERING ANALYSIS (EA07-019) TO FURTHER ASSESS THIS ISSUE.
Structure:body:door
ODI HAS RECEIVED REPORTS THAT THE POWER SLIDING DOORS OPENED WITHOUT COMMAND WHILE THE VEHICLE WAS IN MOTION ON MODEL YEAR 2005 AND 2006 GENERAL MOTORS MINIVANS (CHEVROLET UPLANDER/VENTURE, PONTIAC MONTANA SV6/MONTANA, BUICK TERRAZA, AND SATURN RELAY).SOME REPORTS INDICATE THAT THE DOOR MAY NOT HAVE BEEN CLOSED AND LATCHED BEFORE DRIVING AWAY CAUSING THE DOOR TO REVERSE (OPEN) AT LOW VEHICLE SPEEDS.HOWEVER, OTHER REPORTS INDICATE THAT THE DOOR WAS INITIALLY SHUT THEN OPENED AFTER DRIVING FOR SEVERAL MINUTES AND/OR MILES AT VEHICLE SPEEDS BETWEEN 20 AND 70 MPH.ODI HAS UPGRADED THIS PRELIMINARY EVALUATION TO AN ENGINEERING ANALYSIS (EA07-019) TO FURTHER ASSESS THIS ISSUE.
Structure:body:door:hinge And Attachments
ODI HAS RECEIVED REPORTS THAT THE POWER SLIDING DOORS OPENED WITHOUT COMMAND WHILE THE VEHICLE WAS IN MOTION ON MODEL YEAR 2005 AND 2006 GENERAL MOTORS MINIVANS (CHEVROLET UPLANDER/VENTURE, PONTIAC MONTANA SV6/MONTANA, BUICK TERRAZA, AND SATURN RELAY).SOME REPORTS INDICATE THAT THE DOOR MAY NOT HAVE BEEN CLOSED AND LATCHED BEFORE DRIVING AWAY CAUSING THE DOOR TO REVERSE (OPEN) AT LOW VEHICLE SPEEDS.HOWEVER, OTHER REPORTS INDICATE THAT THE DOOR WAS INITIALLY SHUT THEN OPENED AFTER DRIVING FOR SEVERAL MINUTES AND/OR MILES AT VEHICLE SPEEDS BETWEEN 20 AND 70 MPH.ODI HAS UPGRADED THIS PRELIMINARY EVALUATION TO AN ENGINEERING ANALYSIS (EA07-019) TO FURTHER ASSESS THIS ISSUE.
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