NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
25 reportsClear category filter130,000 miles · Jan 30, 2012
Engine And Engine Cooling
HAD SERVICE ENGINE LIGHT COMING ON PERIODICALLY AND WAS LOOSING COOLANT, BUT COULD NOT FIND ANY LEAKS, WAS TOLD IT WAS PROBABLY FAULTY LIGHT, OR LEAK IN TANK. TOOK CAR FOR OIL CHANGE AND ASK TO LOOK FOR ANY LEAKS, FOUND COOLANT IN OIL. INTAKE MANIFOLD GASKET FAILED AND HAD TO BE REPLACED. WAS TOLD DUE TO COOLANT BEING DEXCOOL AN…
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HAD SERVICE ENGINE LIGHT COMING ON PERIODICALLY AND WAS LOOSING COOLANT, BUT COULD NOT FIND ANY LEAKS, WAS TOLD IT WAS PROBABLY FAULTY LIGHT, OR LEAK IN TANK. TOOK CAR FOR OIL CHANGE AND ASK TO LOOK FOR ANY LEAKS, FOUND COOLANT IN OIL. INTAKE MANIFOLD GASKET FAILED AND HAD TO BE REPLACED. WAS TOLD DUE TO COOLANT BEING DEXCOOL AND EATS THE GASKETS. *TR
NHTSA ODI #10445945
Mileage unknown · Apr 1, 2011
Engine And Engine CoolingVisibility
2002 BUICK CENTURY. CONSUMER STATES DESIGN DEFECT *TGW THE CONSUMER STATED HIS WIFE TOOK THE VEHICLE TO A REPAIR SHOP BECAUSE THE WINDSHIELD WIPER BLADE WAS STUCK. HOWEVER, IT WAS DISCOVERED THE RADIATOR WAS ALMOST ON THE GROUND AND IN THE PROCESS OF BECOMING DETACHED. SHE WAS REFERRED TO AN AUTO BODY SHOP. THE BODY SHOP STATE…
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2002 BUICK CENTURY. CONSUMER STATES DESIGN DEFECT *TGW THE CONSUMER STATED HIS WIFE TOOK THE VEHICLE TO A REPAIR SHOP BECAUSE THE WINDSHIELD WIPER BLADE WAS STUCK. HOWEVER, IT WAS DISCOVERED THE RADIATOR WAS ALMOST ON THE GROUND AND IN THE PROCESS OF BECOMING DETACHED. SHE WAS REFERRED TO AN AUTO BODY SHOP. THE BODY SHOP STATED THE RADIATOR MOUNT WAS DRY ROTTED BEYOND REPAIR AND SHOULD HAVE NEVER OCCURRED IN AN EIGHT YEAR OLD VEHICLE. **JB UPDATED 10/20/11.*JB
NHTSA ODI #10393501
86,000 miles · Jan 26, 2011
Engine And Engine Cooling
I HAVE A 2002 BUICK CENTURY AND HAVE BEEN TOLD THAT THE INTAKE MANIFOLD GASKET HAS TO BE REPLACED SINCE GM DID NOT ISSUE A RECALL OF WHICH THEY SHOULD HAVE. I AM AFRAID I WILL BREAK DOWN IN THE CAR WITH NO HELP. I AM A WIDOW WHO IS CURRENTLY UNEMPLOYED AND CAN NOT AFFORD TO FIX THE CAR. I HAVE PAID THE CAR IN FULL AND JUST WA…
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I HAVE A 2002 BUICK CENTURY AND HAVE BEEN TOLD THAT THE INTAKE MANIFOLD GASKET HAS TO BE REPLACED SINCE GM DID NOT ISSUE A RECALL OF WHICH THEY SHOULD HAVE. I AM AFRAID I WILL BREAK DOWN IN THE CAR WITH NO HELP. I AM A WIDOW WHO IS CURRENTLY UNEMPLOYED AND CAN NOT AFFORD TO FIX THE CAR. I HAVE PAID THE CAR IN FULL AND JUST WANT THEM TO FIX WHAT THEY SCREWED UP. I WAS NOT EVEN AWARE THERE WAS A PROBLEM UNTIL MY LOW COOLANT LIGHT STARTED COMING ON AND I NOTICED THERE IS A LEAK. *TR
NHTSA ODI #10378854
31,939 miles · Dec 10, 2010
Engine And Engine Cooling
2002 BUICK CENTURY INTAKE MANIFOLD/GASKET FAILS AT 31K MILES. COOLANT IN THE ENGINE AND MIXED WITH THE OIL. ALL OF THE PRIOR SERVICE AND MAINTENANCE WERE PERFORMED AT GM DEALERSHIPS (WHERE THIS SHOULD HAVE BEEN DISCOVERED PRIOR TO FAILURE). OIL, LUBE, ROTATIONS DONE WITHOUT WAITING FOR INDICATOR LIGHTS (2-4 TIMES PER YEAR), ALL …
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2002 BUICK CENTURY INTAKE MANIFOLD/GASKET FAILS AT 31K MILES. COOLANT IN THE ENGINE AND MIXED WITH THE OIL. ALL OF THE PRIOR SERVICE AND MAINTENANCE WERE PERFORMED AT GM DEALERSHIPS (WHERE THIS SHOULD HAVE BEEN DISCOVERED PRIOR TO FAILURE). OIL, LUBE, ROTATIONS DONE WITHOUT WAITING FOR INDICATOR LIGHTS (2-4 TIMES PER YEAR), ALL RECOMMENDED PROCEDURES COMPLETED (INCLUDING NEW BRAKES, THROTTLE BODY AND FUEL INJECTOR SVCS). THIS WAS A KNOWN ISSUE REGARDING DEXCOOL EATING AWAY THE GASKETS BUT GM FILED BANKRUPTCY TO AVOID FULL SETTLEMENT AND NOW DEALERSHIPS CLAIM IGNORANCE TO THE ISSUE. NOW I HAVE TO PAY $1500 TO HAVE THE ENGINE & RADIATOR DISASSEMBLED FOR CLEANING. I WAS INFORMED THAT LABOR IS THE BULK OF THE COST. WHY WON'T GM CHARGE THE CUSTOMER FOR THE PART AND NOT THE LABOR. I WAS TOLD BY THE SERVICE ADVISOR THAT THE PARTS INVOLVED ONLY COST $200-250, BUT I HAVE TO PAY $1500 FOR A KNOWN ISSUE/FAILURE THE MANUFACTURE WAS/IS WELL AWARE OF AND IS A SAFETY ISSUE THAT CAUSES ABRUPT ENGINE FAILURE! I AM SO UPSET THAT MY VEHICLE WAS SO WELL TAKEN CARE OF AND WOULD FAIL WITH SO FEW MILES ON IT. MY CHEVY CORSICA ALSO FAILED DUE TO DEXCOOL (WATER PUMP REPLACEMENT AT 60K MILES) AND I DID NOT RECEIVE A PENNY FROM THE DEXCOOL SETTLEMENT (EVEN THOUGH I FILED AND WAS ELIGIBLE). GM SHOULD BE HELD ACCOUNTABLE FOR THESE FAILURES THAT ARE STILL AN ISSUE. AN ENGINE FAILURE IN TRAFFIC IS A SERIOUS DEFECT. *TR
NHTSA ODI #10369872
Mileage unknown · Nov 29, 2010
Engine And Engine Cooling
TL*THE CONTACT OWNS A 2002 BUICK CENTURY. WHILE THE VEHICLE WAS PARKED, THE CONTACT NOTICED THAT THE VEHICLE WAS LEAKING ANTI-FREEZE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO STATED THAT THE GASKET IN THE REAR OF THE ENGINE WAS LEAKING AND ADVISED THE CONTACT TO MONITOR IT. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHO S…
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TL*THE CONTACT OWNS A 2002 BUICK CENTURY. WHILE THE VEHICLE WAS PARKED, THE CONTACT NOTICED THAT THE VEHICLE WAS LEAKING ANTI-FREEZE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO STATED THAT THE GASKET IN THE REAR OF THE ENGINE WAS LEAKING AND ADVISED THE CONTACT TO MONITOR IT. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHO STATED THAT THE HEAD GASKET NEEDED TO BE REPLACED. THE VEHICLE WAS BEING REPAIRED. THE VIN WAS UNAVAILABLE. THE MANUFACTURER HAD NOT BEEN NOTIFIED. THE FAILURE MILEAGE WAS UNKNOWN AND THE CURRENT MILEAGE WAS APPROXIMATELY 115,000.
NHTSA ODI #10368217
110,000 miles · Apr 18, 2010
Engine And Engine Cooling
FAILURE OF INTAKE ENGINE GASKET ON 2002 BUICK CENTURY WITH 110,000 MILES. *TR
NHTSA ODI #10326197
106,000 miles · Jan 13, 2010
Engine And Engine CoolingFire
I CURRENTLY HAVE A 2002 BUICK CENTURY CUSTOM WITH 107000 MILES ON IT. I HAD A STARTER CATCH FIRE CAUSE OF A LARGE BUILDUP OF OIL COMING FROM EITHER THE HEAD GASKET OR THE MANIFOLD GASKET. THIS ISSUE NEEDS TO BE ADDRESSED. DRIVING AT HIGH ENGINE TEMPERATURE WITH CAUSE A MAJOR SAFETY ISSUE FOR ANYONE DRIVING SHORT OR LONG DISTANT.…
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I CURRENTLY HAVE A 2002 BUICK CENTURY CUSTOM WITH 107000 MILES ON IT. I HAD A STARTER CATCH FIRE CAUSE OF A LARGE BUILDUP OF OIL COMING FROM EITHER THE HEAD GASKET OR THE MANIFOLD GASKET. THIS ISSUE NEEDS TO BE ADDRESSED. DRIVING AT HIGH ENGINE TEMPERATURE WITH CAUSE A MAJOR SAFETY ISSUE FOR ANYONE DRIVING SHORT OR LONG DISTANT. *TR
NHTSA ODI #10299580
69 miles · Nov 11, 2008
Engine And Engine Cooling
2002 BUICK CENTURY CUSTOM, HAD TO REPLACE THE INTAKE MANIFOLD GASKET AT 69K AT A COST OF OVER $700. SHORTLY THEREAFTER, FRONT LEFT AND RIGHT WHEEL BEARINGS FAILED AND THEY WERE REPAIRED AT A COST OF $350 EACH. NOW AT 80K THE HEAD GASKET IS LEAKING COOLANT SO BADLY THE CAR CANNOT BE USED. THE APPROXIMATE COST OF THIS REPAIR IS $1…
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2002 BUICK CENTURY CUSTOM, HAD TO REPLACE THE INTAKE MANIFOLD GASKET AT 69K AT A COST OF OVER $700. SHORTLY THEREAFTER, FRONT LEFT AND RIGHT WHEEL BEARINGS FAILED AND THEY WERE REPAIRED AT A COST OF $350 EACH. NOW AT 80K THE HEAD GASKET IS LEAKING COOLANT SO BADLY THE CAR CANNOT BE USED. THE APPROXIMATE COST OF THIS REPAIR IS $1400. CAR WAS PURCHASED NEW, FULLY MAINTAINED AND ADULT DRIVEN. *TR
NHTSA ODI #10248484
90,000 miles · Jul 23, 2008
Engine And Engine Cooling
I NOTICED THAT THERE WAS SLUDGE IN THE COOLANT TANK AFTER I GOT A LOW COOLANT LIGHT WHEN THE COOLANT WAS NOT LOW AND THE TEMPERATURE WAS NORMAL. I BROUGHT THE CAR IN TO THE BUICK DEALERSHIP AND WAS TOLD THAT OIL WAS LEAKING THROUGH THE INTAKE MANIFOLD GASKET INTO THE COOLANT CHANNELS OF THE MANIFOLD. THE OIL WAS INTERFERING WIT…
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I NOTICED THAT THERE WAS SLUDGE IN THE COOLANT TANK AFTER I GOT A LOW COOLANT LIGHT WHEN THE COOLANT WAS NOT LOW AND THE TEMPERATURE WAS NORMAL. I BROUGHT THE CAR IN TO THE BUICK DEALERSHIP AND WAS TOLD THAT OIL WAS LEAKING THROUGH THE INTAKE MANIFOLD GASKET INTO THE COOLANT CHANNELS OF THE MANIFOLD. THE OIL WAS INTERFERING WITH THE COOLANTS SENSOR CAUSING THE INDICATOR LIGHT TO COME ON. THE DEALER TOLD ME THE SYSTEM WOULD NEED TO BE DRAINED, FLUSHED AND REFILLED AFTER THE MANIFOLD WAS REMOVED AND THE GASKET REPLACED. THIS WAS GOING TO COST OVER $800.00 THE DEALER INDICATED THAT THIS WAS A FAIRLY COMMON OCCURRENCE ON THE 3.1L ENGINE SO I ASKED WHY THIS WAS NOT A WARRANTY ISSUE TO WHICH HE RESPONDED THAT GM WOULD NOT COVER THIS PROBLEM. I ASKED WHAT WOULD HAPPEN IF I DID NOT DO THE RECOMMENDED ACTIONS; RESPONSE, POSSIBLE WATER MIGRATING INTO THE CYLINDERS OR OIL/WATER MIXING, ALL VERY BAD FOR THE ENGINE. BECAUSE I LIKE THE CAR, I HAD THE WORK DONE AS I USE THIS CAR FOR EXTENDED TRIPS AND I DO NOT WANT TO FIND MYSELF WITH AN ENGINE FAILURE. SINCE THIS DOES APPEAR TO BE A COMMON PROBLEM WHICH MAY BE AGGRAVATED BY THE USE OF DEXRON COOLING FLUID, I BELIEVE THAT GM SHOULD BE RESPONSIBLE FOR REPAIRS AND/OR REIMBURSEMENT FOR SUCH REPAIRS THAT HAVE BEEN DONE. *TR
NHTSA ODI #10235548
62,000 miles · Mar 13, 2008
Engine And Engine Cooling
HAD COOLANT LIGHT COMING ON PERIODICALLY AND WAS LOOSING COOLANT, BUT COULD NOT FIND ANY LEAKS, WAS TOLD IT WAS PROBABLY FAULTY LIGHT, OR LEAK IN TANK. TOOK CAR FOR OIL CHANGE AND ASK TO LOOK FOR ANY LEAKS, FOUND COOLANT IN OIL. INTAKE MANIFOLD GASKET FAILED AND HAD TO BE REPLACED. WAS TOLD DUE TO COOLANT BEING DEXCOOL AND EATS …
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HAD COOLANT LIGHT COMING ON PERIODICALLY AND WAS LOOSING COOLANT, BUT COULD NOT FIND ANY LEAKS, WAS TOLD IT WAS PROBABLY FAULTY LIGHT, OR LEAK IN TANK. TOOK CAR FOR OIL CHANGE AND ASK TO LOOK FOR ANY LEAKS, FOUND COOLANT IN OIL. INTAKE MANIFOLD GASKET FAILED AND HAD TO BE REPLACED. WAS TOLD DUE TO COOLANT BEING DEXCOOL AND EATS THE GASKETS. *TR
NHTSA ODI #10221101