SLUDGE IN RADIATOR AND COOLANT EXPANSION TANK ON MY 2000 OLDSMOBILE SILHOUET THE OWNERS MANUAL STATES THAT IT SHOULD BE REPLACED EVERY 5 YEARS OR 150,000 MILES BUT NOW I'M FACED WITH REPAIRS THAT I DON'T KNOW HOW MUCH THEY ARE GOING TO COST ME. I JUST MADE THE DISCOVERY TODAY WHILE CHECKING FLUID LEVELS. *JB
2000 Oldsmobile Silhouette
Owner reports · Recalls · Investigations
More warning signs than most Silhouette years
Owner complaints for the 2000 Oldsmobile Silhouette are substantially higher than the model-year median of 40.
About this comparison →How this year compares
Owner complaints by model year
Compare all Silhouette years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
50 reports with mileage · 64 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Engine And Engine Cooling. Review the 29 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Structure. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
29 reportsMY 2000 OLDSMOBILE SILHOUETTE, WITH 48K MILES ON IT, HAS HAD A SLOW COOLANT LEAK FOR THE PAST FEW WEEKS. UPON TAKING IT TO THE REPAIR SHOP THE MECHANIC INFORMED ME THAT THE REAR 'HEAD GASKET' HAS A LEAK. HE STATED THAT THIS HAS BEEN A COMMON PROBLEM WITH GM VEHICLES USING DEXCOOL COOLANT. I PLAN TO CONTACT THE MANUFACTURER. *…
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MY 2000 OLDSMOBILE SILHOUETTE, WITH 48K MILES ON IT, HAS HAD A SLOW COOLANT LEAK FOR THE PAST FEW WEEKS. UPON TAKING IT TO THE REPAIR SHOP THE MECHANIC INFORMED ME THAT THE REAR 'HEAD GASKET' HAS A LEAK. HE STATED THAT THIS HAS BEEN A COMMON PROBLEM WITH GM VEHICLES USING DEXCOOL COOLANT. I PLAN TO CONTACT THE MANUFACTURER. *JB
INTAKE MANIFOLD MALFUNCTIONED. AS A RESULT, OIL AND COOLANT LEAKED INTO THE ENGINE COMPARTMENT. *AK
I HAVE A 2000 OLDSMOBILE SILHOUETTE THAT RECENTLY SUFFERED ENGINE DAMAGE CAUSED FROM A FAULTY INTAKE MANIFOLD GASKET. MY VAN ONLY HAD 48,000 MILES ON IT AT THE TIME AND I WAS HOPING TO KEEP IT FOR WELL OVER 100,000 MILES. I PURCHASED IT NEW.*AK THIS FAULTY INTAKE MANIFOLD GASKET PROBLEM IS NOT AN ISOLATED CASE BUT IS A VERY …
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I HAVE A 2000 OLDSMOBILE SILHOUETTE THAT RECENTLY SUFFERED ENGINE DAMAGE CAUSED FROM A FAULTY INTAKE MANIFOLD GASKET. MY VAN ONLY HAD 48,000 MILES ON IT AT THE TIME AND I WAS HOPING TO KEEP IT FOR WELL OVER 100,000 MILES. I PURCHASED IT NEW.*AK THIS FAULTY INTAKE MANIFOLD GASKET PROBLEM IS NOT AN ISOLATED CASE BUT IS A VERY COMMON PROBLEM AND OFTEN OCCURS AROUND 35-45,000 MILES ON GM 3.1L, 3.4L AND 3.8L V6 ENGINES. GM ISSUED A SERVICE BULLETIN TO THEIR DEALERS WARNING THEM OF THIS PROBLEM BUT NEVER WARNED THE CAR OWNERS. BULLETIN #03-06-01-010. A WARNING WOULD HAVE PREVENTED MY PROBLEM AS I WAS STILL UNDER WARRANTY WHEN THE BULLETIN WAS ISSUED. GM HAS REFUSED TO OFFER ANY ASSISTANCE TOWARD THE COST OF THIS REPAIR WHICH OFTEN COSTS BETWEEN $650 TO $2000 DEPENDING ON SEVERITY OF THE DAMAGE TO THE ENGINE. MANY GM OWNERS HAVE HAD TO REPLACE THE ENGINES EVEN AFTER THE GASKET WAS REPLACED. HERE IS THE NAME OF THE GM REPRESENTATIVE THAT IS AWARE OF THESE ENGINE PROBLEMS. KATHY SAWYER, CUSTOMER RELATIONSHIP MANAGER, OLDSMOBILE CUSTOMER ASSISTANCE AT 1-800-442-6537, SERVICE REQUEST NUMBER 1-184274674. I WANT TO KNOW HOW MANY OF THESE GASKETS HAVE BEEN REPAIRED AND WHY GM HAS NOT RECALLED THESE ENGINES FOR REPAIR. THANK YOU IN ADVANCE, STEVE NABHOLZ WWW.PETITIONONLINE.COM/GMCNSMRS/PETITION.HTML
INTAKE MANIFOLD GASKET REPAIR
INTAKE MANIFOLD LEAK. ANTIFREEZE WAS GETTING INTO OIL. MECHANICS HAD TO REMOVE AND REPLACE INTAKE MANIFOLD AND REPLACE GASKET.
INTAKE MANIFOLD GASKET LEAKING AT 38,000 MILES. REPLACE BY GM UNDER WARRANTY. INTAKE MANIFOLD LEAKING AGAIN AT 70,000 MILES. NEEDS TO BE REPLACED AGAIN. I CONTACTED GM CUSTOMER ASSISTANCE AND THEY BASICALLY SAID THEY WOULDN'T HELP ME BECAUSE THEY ALREADY PAID FOR IT ONCE. THIS PROBLEM IS IN ADDITION TO BRAKE CYLINDER PROBLEMS AN…
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INTAKE MANIFOLD GASKET LEAKING AT 38,000 MILES. REPLACE BY GM UNDER WARRANTY. INTAKE MANIFOLD LEAKING AGAIN AT 70,000 MILES. NEEDS TO BE REPLACED AGAIN. I CONTACTED GM CUSTOMER ASSISTANCE AND THEY BASICALLY SAID THEY WOULDN'T HELP ME BECAUSE THEY ALREADY PAID FOR IT ONCE. THIS PROBLEM IS IN ADDITION TO BRAKE CYLINDER PROBLEMS AND OTHER COOLANT SYSTEM PROBLEMS. I ALSO HAVE CONSIDERABLE LEAKS IN THIS VEHICLE.
2000 SILHOUETTE VAN - [XXX] - LEAKED DEXCOOL FROM A FAULTY LOWER INTAKE GASKET AND SHORTED OUT PLUGS. REPAIR COST APPROXIMATELY 700 USD. UPON RESEARCH AND ADVICE FROM OUR AUTO MECHANIC, THIS IS A VERY COMMON ISSUE WITH THESE VEHICLES HOWEVER GM REFUSES TO ISSUE A RECALL. THE GASKETS ARE PLASTIC AND WILL FAIL FROM 30,000 - 70…
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2000 SILHOUETTE VAN - [XXX] - LEAKED DEXCOOL FROM A FAULTY LOWER INTAKE GASKET AND SHORTED OUT PLUGS. REPAIR COST APPROXIMATELY 700 USD. UPON RESEARCH AND ADVICE FROM OUR AUTO MECHANIC, THIS IS A VERY COMMON ISSUE WITH THESE VEHICLES HOWEVER GM REFUSES TO ISSUE A RECALL. THE GASKETS ARE PLASTIC AND WILL FAIL FROM 30,000 - 70,000 MILES. OUR VEHICLE HAD 53088 MILES AT THE TIME. IT IS DIFFICULT TO CONSIDER BUYING "AMERICAN" WHEN THE PRODUCT AND SUPPORT FROM THE AMERICAN COMPANY IS SO POOR. *LA INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
I OWN A 2000 OLDSMOBILE SILOHETTE VAN THAT HAS 40,000 MILES. IT WAS LEAKING COOLANT FLUID AND I BROUGHT IT INTO MY LOCAL SERVICE CENTER. THE TECHNICIAN ADVISED ME THAT THE INTAKE MANIFOLD GASKET IS LEAKING. COST TO REPAIR $700+. AFTER RESEARCHING ON THE INTERNET, I DISCOVERED THAT THERE ARE NUMEROUS (OVER 2500) COMPLAINTS RE…
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I OWN A 2000 OLDSMOBILE SILOHETTE VAN THAT HAS 40,000 MILES. IT WAS LEAKING COOLANT FLUID AND I BROUGHT IT INTO MY LOCAL SERVICE CENTER. THE TECHNICIAN ADVISED ME THAT THE INTAKE MANIFOLD GASKET IS LEAKING. COST TO REPAIR $700+. AFTER RESEARCHING ON THE INTERNET, I DISCOVERED THAT THERE ARE NUMEROUS (OVER 2500) COMPLAINTS REGARDING THIS COMPONENT IN GM VEHICLES. AS OF APRIL 10, 2002, THERE IS A NATIONWIDE BACKORDER OF THE INTAKE MANIFOLD GASKET. I AM DEMANDING ACCOUNTABILITY FROM GENERAL MOTORS. A NATIONWIDE BACKORDER SHOULD BE REASON ENOUGH FOR GM TO ASSEMBLE A RECALL. I CAN ONLY HOPE THAT THE MANUFACTURER WHO HAS BEEN THE WORLD'S AUTOMOTIVE SALES LEADER SINCE 1931 WILL STAND UP AND CLAIM RESPONSIBILITY FOR A PROBLEM THAT IS SO PREVALENT AMONG THEIR VEHICLES. RECALLS SHOULD BE MANDATED IN ALL CASES OF INCOMPETENCE, NOT SOLELY WHEN IT AFFECTS PUBLIC SAFETY. IF THE PROBLEM IS NOT DETECTED, THE COOLANT MAY MIX WITH THE OIL AND CAUSE MAJOR ENGINE PROBLEMS AND FAILURES. I HAVE 2 SMALL CHILDREN AND I CAN'T IMAGINE WHAT I WOULD DO IF SOMETHING HAPPENED TO ME ON THE ROAD. PLEASE ADDRESS THIS SERIOUS ISSUE IMMEDIATELY. THANK YOU IN ADVANCE FOR YOUR ATTENTION.*AK
2000 OLDSMOBILE SILHOUETTE OCCASIONALLY DIES WHILE DRIVING. DOESN'T MATTER WHETHER IT IS AT 20 MPH OR 70 MPH. IT HAS BEEN IN THE SHOP 15 TIMES OVER THE LAST 2 1/2 YEARS FOR THE SAME RECURRING PROBLEM. 2 DIFFERENT DEALERSHIPS HAVE REPLACED COMPONENTS FROM THIS CAR TO TRY TO CORRECT. HAS NOT CORRECTED THE SITUATION. *LA
Official recalls
504V597000 · Latches/locks/linkages:doors:latch
Dec 22, 2004
ON CERTAIN MINIVANS EQUIPPED WITH SECOND-ROW BUCKET SEATS OR CAPTAIN'S CHAIRS AND A POWER SLIDING DOOR ON THE PASSENGER SIDE OF THE VEHICLE, A PASSENGER USING THE INTERIOR HANDLE TO OPEN THE POWER SLIDING DOOR COULD BE INJURED.
Consequence & remedy
Consequence: IF A PASSENGER USES THE INTERIOR HANDLE TO OPEN THE POWER SLIDING DOOR AND HOLDS ONTO THE HANDLE WHILE IT IS BEING OPENED BY THE MOTOR, THE PASSENGER'S ARM MAY BE PUSHED INTO THE SEAT BACK OR ARMREST AND A WRIST OR LOWER ARM INJURY MAY RESULT.
Remedy: DEALERS WILL REPLACE THE POWER SLIDING DOOR INTERIOR HANDLE ON THE PASSENGER-SIDE. IF THE VEHICLE IS EQUIPPED WITH A POWER OR MANUAL SLIDING DOOR ON THE DRIVER-SIDE, THE INTERIOR HANDLE WILL ALSO BE REPLACED FOR APPEARANCE REASONS. NOTE: BEFORE THE VEHICLE IS SERVICED, GM ADVISES OWNERS TO NOT USE THE INTERIOR DOOR HANDLE TO OPEN THE DOOR. THE DRIVER CAN OPEN AND CLOSE THE DOOR FROM SWITCHES AT THE DRIVER'S POSITION OR BY USING THE REMOTE KEY FOB. THE DRIVER SHOULD TELL PASSENGERS TO USE THE SWITCH LOCATED IN FRONT OF THE DOOR TO OPEN OR CLOSE IT. THE DRIVER SHOULD USE THE OVERRIDE SWITCH TO PREVENT OPERATION OF THE POWER DOOR BY CHILDREN OR BY OTHERS WHO ARE NOT FAMILIAR WITH ITS USE. THE OWNER NOTIFICATION LETTER MAILING WILL BE CONDUCTED IN PHASES WITH THE FIRST PHASE BEGINNING ON MAY 31, 2005. THE SECOND PHASE MAILING BEGAN ON JULY 18, 2005. THE RECALL BEGAN ON MAY 31, 2005. PHASE 2 BEGAN ON JULY 18, 2005. PHASE 3 (FINAL PHASE) BEGAN ON AUGUST 24, 2005, TO ALL REMAINING CUSTOMERS. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438; PONTIAC AT 1-800-620-7668; OR OLDSMOBILE AT 1-800-630-6537.
01V264000 · Latches/locks/linkages:doors:latch
Aug 21, 2001
VEHICLE DESCRIPTION: 1997-2001 CHEVROLET VENTURE, PONTIAC MONTANA/TRANSPORT, AND OLDSMOBILE SILHOUETTE MINI VANS EQUIPPED WITH PASSENGER SIDE POWER SLIDING DOORS THAT WERE SERVICED IN CAMPAIGN 01013 (01V-067) FROM APRIL TO AUGUST 2001. ALSO 2001 CHEVROLET VENTURE, PONTIAC MONTANA, AND OLDSMOBILE SILHOUETTE MINI VANS EQUIPPED WITH PASSENGER SIDE POWER SLIDING DOORS ASSEMBLED IN JANUARY THROUGH APRIL 2001. THESE VEHICLES HAVE INADEQUATE FRONT WELDS. IF A FRONT WELD FAILS, THE ACTUATOR CAN JAM IN THE UNLATCHED POSITION AND, WHEN THE SLIDING DOOR CLOSES, IT WILL NOT BE LATCHED.
Consequence & remedy
Consequence: IF THIS HAPPENS, THE POWER SLIDING DOOR CAN OPEN WHILE THE VEHICLE IS IN MOTION, PARTICULARLY WHEN THE VEHICLE ASCENDS A HILL, MAKES A TURN, OR TRAVELS OVER A ROUGH ROAD SURFACE. AN UNRESTRAINED OCCUPANT COULD FALL OUT OF THE VAN AND BE INJURED.
Remedy: DEALERS WILL INSPECT AND, IF REQUIRED, INSTALL A NEW POWER SLIDING DOOR UNLATCH ACTUATOR ASSEMBLY. OWNER NOTIFICATION BEGAN ON OCTOBER 22, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020, PONTIAC AT 1-800-762-2737, OR OLDSMOBILE AT 1-800-442-6537.
01V067000 · Latches/locks/linkages:doors:latch
Mar 8, 2001
VEHICLE DESCRIPTION: MINIVANS EQUIPPED WITH PASSENGER SIDE POWER SLIDING DOORS. THE DOOR CLOSES BUT MAY NOT BE LATCHED. IF THIS HAPPENS, THE POWER SLIDING DOOR CAN OPEN WHILE THE VEHICLE IS IN MOTION, PARTICULARLY WHEN THE VEHICLE ASCENDS A HILL, MAKES A TURN, OR TRAVELS OVER A ROUGH ROAD SURFACE.
Consequence & remedy
Consequence: AN UNRESTRAINED OCCUPANT COULD FALL OUT OF THE VAN AND BE INJURED.
Remedy: DEALERS WILL INSTALL A NEW UN-LATCH ACTUATOR ASSEMBLY TO THE POWER SLIDING DOOR. THIS RECALL HAS BEEN CONTINUED UNDER SAFETY RECALL 01V-264. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020, PONTIAC AT 1-800-762-2737, OR OLDSMOBILE AT 1-800-442-6537.
00V228003 · Seat Belts
Aug 7, 2000
VEHICLE DESCRIPTION: PASSENGER VEHICLES, LIGHT DUTY TRUCKS, SPORT UTILITY VEHICLES, AND MINI VANS EQUIPPED WITH TRW SEAT BELT BUCKLE ASSEMBLIES. THE BUCKLE BASE OF THESE SEAT BELT ASSEMBLIES WERE NOT PROPERLY HEAT TREATED AND THEREFORE DO NOT PASS THE LOAD BEARING REQUIREMENT OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 209, "SEAT BELT ASSEMBLIES."
Consequence & remedy
Consequence: IN THE EVENT OF A VEHICLE CRASH, THE OCCUPANT MAY NOT BE PROPERLY RESTRAINED.
Remedy: DEALERS WILL INSPECT THE VEHICLE'S SAFETY BELT BUCKLE ASSEMBLY DATE CODES AND, IF NECESSARY, WILL REPLACE ANY SAFETY BELT BUCKLE ASSEMBLY.
99V268000 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
Sep 29, 1999
VEHICLE DESCRIPTION: MINI VANS WITH EXTENDED WHEELBASE. SOME OF THESE VEHICLES HAVE INOPERATIVE FUEL TANK ROLLOVER VALVES AND FUEL LEAKAGE WOULD EXCEED THE PERMISSIBLE AMOUNT IN A ROLLOVER TEST. THIS DOES NOT COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 301, "FUEL SYSTEM INTEGRITY."
Consequence & remedy
Consequence: IN A VEHICLE ROLLOVER ACCIDENT, IF AN IGNITION SOURCE IS PRESENT, A FIRE COULD RESULT.
Remedy: DEALERS WILL INSPECT THE VEHICLES TO LOCATE AND REPLACE THOSE FUEL TANKS THAT COULD HAVE INOPERATIVE ROLLOVER VALVES.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
3PE04064 · POWER-SLIDING Door
Opened Sep 17, 2004 · Closed Dec 22, 2004
Status: closed (inferred from source dates) · Structure:body:door
SUBJECT VEHICLES ARE AVAILABLE WITH AN OPTIONAL POWER SLIDING DOOR.THE INTERIOR HANDLE IS ORIENTED IN THE VERTICAL POSITION IN THE DOOR PANEL AND LINES UP AT THE ELBOW LEVEL WHEN THE OCCUPANT IS SEATED IN THE 2ND-ROW OUTBOARD POSITION.IF THE OCCUPANT HOLDS THE INTERIOR HANDLE IN THE THUMB UP POSITION DURING POWER-ASSISTED OPENING, THE ARM/WRIST CAN BE PUSH BACK WITH FORCE AGAINST THE 2ND-ROW BUCKET SEAT OR CAPTAIN'S CHAIR SEAT BACK CREATING A RISK OF INJURY (OTHER SEATING CONFIGURATIONS HAVE AMPLE SEAT TO DOOR CLEARANCE TO AVOID ENTRAPMENT OF THE LOWER ARM).AMONG THE 103 TOTAL REPORTS, THERE WERE 102 ALLEGED INJURIES INCLUDING ARM/WRIST, THUMB AND SHOULDER INJURIES.A COUNT OF INJURIES REVEALS THAT 76 INJURIES WERE A FRACTURED OR A BROKEN ARM/WRIST REQUIRING AN IMMOBILIZING CAST FOR FOUR-TO-SIX WEEKS.ALL INJURIES INVOLVE THE RIGHT SIDE POWER SLIDING DOOR.THE LEFT SIDE POWER SLIDING DOOR IS ON FAR FEWER VEHICLES, BUT MORE IMPORTANTLY, IT PRODUCES LESS FORCE.GM NOTIFIED THE AGENCY BY LETTER DATED DECEMBER 21, 2004, THAT IT WILL RECALL MODEL YEAR 1997 THOUGH EARLY 2005 GM U-VAN VEHICLES EQUIPPED WITH A RIGHT SIDE POWER SLIDING DOOR AND WITH 2ND-ROW BUCKET SEATS OR CAPTAIN CHAIRS (NHTSA RECALL #04V597).AS PART OF THE RECALL REMEDY, GM WILL REPLACE THE DOOR HANDLE WITH A FLUSH MOUNTED HANDLE THAT WILL PREVENT AN OCCUPANT FROM GRASPING THE HANDLE WITH THE PALM BETWEEN THE HANDLE AND DOOR PANEL (THUMB UP ORIENTATION) AND THUS ELIMINATE THE POTENTIAL FOR ARM/WRIST ENTRAPMENT.THIS INVESTIGATION IS CLOSED.
PE02017 · Shoulder Harness Clip
Opened Feb 11, 2002 · Closed Aug 2, 2002
Status: closed (inferred from source dates) · Seat Belts
No summary supplied.
SQ00014 · Unexpected Opening Of Sliding Door
Opened Jul 25, 2000 · Closed Oct 22, 2001
Status: closed (inferred from source dates) · Structure
There is no summary currently available
Illustration