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1999 Volvo S80

Owner reports · Recalls · Investigations

More warning signs than most S80 years

Owner complaints for the 1999 Volvo S80 are substantially higher than the model-year median of 20.

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When problems were reported

Mileage at the reported incident

120 reports with mileage · 79 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.

  • Vehicle Speed Control. Review the 53 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 35 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 33 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

6 crash reports6 fire reports3 injury reports

Service Brakes, Hydraulic complaints

17 reports
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95,000 miles · May 5, 2009
Service Brakes, Hydraulic

TL*THE CONTACT OWNS A 1999 VOLVO S80. THE CONTACT STATED THAT THE VEHICLE WOULD IDLE HIGH AND THEN LOW. THE VEHICLE WOULD SLOW DOWN AS WELL. WHEN HE RELEASED THE ACCELERATOR PEDAL, THE VEHICLE WOULD LURCH INSTEAD OF GAIN SPEED. THE FAILURE OCCURRED EVERY TIME THE VEHICLE WAS DRIVEN. THE CONTACT TOOK THE VEHICLE TO THE DEALE…

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TL*THE CONTACT OWNS A 1999 VOLVO S80. THE CONTACT STATED THAT THE VEHICLE WOULD IDLE HIGH AND THEN LOW. THE VEHICLE WOULD SLOW DOWN AS WELL. WHEN HE RELEASED THE ACCELERATOR PEDAL, THE VEHICLE WOULD LURCH INSTEAD OF GAIN SPEED. THE FAILURE OCCURRED EVERY TIME THE VEHICLE WAS DRIVEN. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND THEY STATED THAT THERE WAS NOT ENOUGH VACUUM IN THE SYSTEM, WHICH CAUSED A LOSS OF POWER ASSIST TO THE BRAKES. IN REFERENCE TO NHTSA CAMPAIGN ID NUMBER 06V441000, BOTH THE DEALER AND MANUFACTURER STATED THAT THEY COULD NOT ASSIST BECAUSE THE VEHICLE WAS TEN YEARS OLD. THE CURRENT MILEAGE WAS 100,348 AND FAILURE MILEAGE WAS APPROXIMATELY 95,000.

NHTSA ODI #10267782

60,000 miles · Dec 11, 2008
Electrical SystemEngine And Engine CoolingService Brakes, Hydraulic

TL*THE CONTACT OWNS A 1999 VOLVO S80. WHILE DRIVING 40 MPH, THE VEHICLE BEGAN TO SLOW DOWN AND THE ABS AND ENGINE INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY STATED THAT THE TROLLIS SYSTEM NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED TWO WEEKS LATER…

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TL*THE CONTACT OWNS A 1999 VOLVO S80. WHILE DRIVING 40 MPH, THE VEHICLE BEGAN TO SLOW DOWN AND THE ABS AND ENGINE INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY STATED THAT THE TROLLIS SYSTEM NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED TWO WEEKS LATER. THE VEHICLE WAS TAKEN TO THE DEALER AGAIN AND THEY STATED THAT THE CENTRAL MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER STATED THAT THE VEHICLE NEEDED TO BE TAKEN BACK TO THE DEALER FOR FURTHER INSPECTION. THE FAILURE MILEAGE WAS 60,000 AND CURRENT MILEAGE WAS 97,000. UPDATED 1/8/09 *CN THE BALL JOINT NEEDED TO BE REPLACED, THE HEATING SYSTEM, THROTTLE SYSTEMS, ENGINE COOLING FAN AND THE MASTER CYLINDER ALL FAILED. THE VEHICLE WOULD ACCELERATED ON ITS OWN. THE VEHICLE STALLED ON SEVERAL OCCASIONS. THE STEERING MADE A NOISE WHEN IT WAS TURNED. THE DEALER LUBRICATED THE STEERING. THE DEALER STATED THE VEHICLE NEEDED AN O2 SENSOR. THE IGNITION SWITCH WAS REPLACED. THE INNER TIE RODS WERE REPLACED. 01/14/09. *JB

NHTSA ODI #10251514

125,000 miles · Feb 21, 2008
Service Brakes, Hydraulic

BRAKE BOOSTER LEAKING VACUUM CAUSING THE CAR TO MIS FIRE AND RUN ERRATIC AND DIE IN MIDDLE OF TRAFFIC. THE BOOSTER QUITS WORKING WHICH MAKE IT A DEATH TRAP AND HARD TO STOP. LOSE OF POWER BRAKES. *TR

NHTSA ODI #10218761

Mileage unknown · Dec 15, 2006
Engine And Engine CoolingService Brakes, Hydraulic

1999 S80 STALLED/SURGED AT 20,000 MILES AT THE TIME. *TS THE CONSUMER STATED WHENEVER THE STALLING OCCURRED, THE CRUISE CONTROL WOULD GO OUT, AND AT HIGHWAY SPEEDS THE ENGINE WOULD START TO RUN IN AN UNEVEN/HESITATION MODE. THE PROBLEM WAS MUCH WORSE AT LOWER SPEEDS. THE DEALER INSTALLED TWO SOFTWARE UPDATES AT DIFFERENT TIME…

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1999 S80 STALLED/SURGED AT 20,000 MILES AT THE TIME. *TS THE CONSUMER STATED WHENEVER THE STALLING OCCURRED, THE CRUISE CONTROL WOULD GO OUT, AND AT HIGHWAY SPEEDS THE ENGINE WOULD START TO RUN IN AN UNEVEN/HESITATION MODE. THE PROBLEM WAS MUCH WORSE AT LOWER SPEEDS. THE DEALER INSTALLED TWO SOFTWARE UPDATES AT DIFFERENT TIMES WHICH DID NOT FIX THE PROBLEM. FINALLY, THE PROBLEM WAS FIXED WHEN THE AIRFLOW SENSOR AND THE ABS CONTROL UNIT WAS REPLACED. *JB

NHTSA ODI #10177479

20,499 miles · Nov 27, 2006
Engine And Engine CoolingService Brakes, HydraulicVehicle Speed Control

DT*: THE CONTACT STATED WHILE DRIVING VARIOUS SPEEDS (15-75 MPH) ON NORMAL ROAD CONDITIONS WITH THE CRUISE CONTROL ENGAGED AND AFTER AN EXTENDED RIDE FROM 45 TO 90 MINUTES, ALL WARNING LIGHTS ILLUMINATED. THE CRUISE CONTROL DISENGAGED BY IT SELF AND THE ENGINE HESITATED. THE VEHICLE WAS TAKEN TO THE DEALERSHIP TWICE, WHO PERFO…

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DT*: THE CONTACT STATED WHILE DRIVING VARIOUS SPEEDS (15-75 MPH) ON NORMAL ROAD CONDITIONS WITH THE CRUISE CONTROL ENGAGED AND AFTER AN EXTENDED RIDE FROM 45 TO 90 MINUTES, ALL WARNING LIGHTS ILLUMINATED. THE CRUISE CONTROL DISENGAGED BY IT SELF AND THE ENGINE HESITATED. THE VEHICLE WAS TAKEN TO THE DEALERSHIP TWICE, WHO PERFORMED A NHTSA RECALL #06V41000 WHICH ENTAILED UPGRADING THE CURRENT SOFTWARE. HOWEVER, THE PROBLEM WAS NOT CORRECTED EITHER TIME, THE LURCH/STALL PROBLEM CONTINUED. THE DEALERSHIP AND THE MANUFACTURER COINCIDED THE REPLACEMENT OF THE AIR FLOW CONTROL AND THE ABS CONTROL UNIT WAS NOT COVERED BY THE VEHICLE'S EXTENDED WARRANTY, EVENTHOUGH THOSE REPLACEMENT CORRECTED THE PROBLEM. THE CONTACT WAS VERY CONCERNED BECAUSE THE RECALL DID NOT SOLVE THE DANGEROUS PROBLEM. UPDATED 12/28/2006 - *NM

NHTSA ODI #10174461

50,000 miles · Sep 22, 2006
Service Brakes, HydraulicVehicle Speed Control

THE INFORMATION PANEL GIVES THE FOLLOWING WARNINGS: BRAKE FAILURE STOP SAFELY ASAP (T2 GOES TO ------) STC SERVICE REQUIRED' WHEN THIS HAPPENS THE CRUISE CONTROL DOESN'T WORK. WE HAVE CALLED THE DEALER TO FIND OUT WHAT TO DO. HE SAYS TO BRING THE CAR IN WHEN THE MESSAGE IS SHOWING. THE MESSAGE COMES AND GOES AND IS…

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THE INFORMATION PANEL GIVES THE FOLLOWING WARNINGS: BRAKE FAILURE STOP SAFELY ASAP (T2 GOES TO ------) STC SERVICE REQUIRED' WHEN THIS HAPPENS THE CRUISE CONTROL DOESN'T WORK. WE HAVE CALLED THE DEALER TO FIND OUT WHAT TO DO. HE SAYS TO BRING THE CAR IN WHEN THE MESSAGE IS SHOWING. THE MESSAGE COMES AND GOES AND ISN'T CONSISTENT ENOUGH TO BE ABLE TO TAKE IT TO THE DEALER WHEN IT IS ON. WE WERE TOLD THAT THE BRAKES SHOULD WORK WITHOUT THE ABS FEATURE. THE DEALER HAS MOVED TO 45 MILES FROM OUR HOUSE. WE BELIEVE THAT THIS IS A FALSE WARNING. *NM

NHTSA ODI #10168924

80,200 miles · Aug 31, 2006
Service Brakes, Hydraulic

DT*: THE CONTACT STATED WHILE DRIVING 30 MPH, A BRAKE FAILURE WARNING, POWER STEERING WARNING, CHECK ENGINE WARNING LIGHT, ABS WARNING LIGHT, AND STABILITY TRACTION CONTROL FAILURE WARNING MESSAGES ILLUMINATED INTERMITTENTLY. THE VEHICLE WAS TAKEN TO A SERVICE DEALER WHERE IT WAS DETERMINED THAT THE ABS MODULE WAS WORN OUT AN…

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DT*: THE CONTACT STATED WHILE DRIVING 30 MPH, A BRAKE FAILURE WARNING, POWER STEERING WARNING, CHECK ENGINE WARNING LIGHT, ABS WARNING LIGHT, AND STABILITY TRACTION CONTROL FAILURE WARNING MESSAGES ILLUMINATED INTERMITTENTLY. THE VEHICLE WAS TAKEN TO A SERVICE DEALER WHERE IT WAS DETERMINED THAT THE ABS MODULE WAS WORN OUT AND SENDING A FALSE SIGNAL TO THE WARNING MESSAGE READOUT. THERE WERE NO REPAIRS MADE.

NHTSA ODI #10167172

70,000 miles · Jan 13, 2006
Electronic Stability ControlEngine And Engine CoolingService Brakes, Hydraulic

DT*: THE CONTACT STATED THE ABS, TRACTION CONTROL, CHECK ENGINE, AND TOTAL BRAKE FAILURE LIGHTS ILLUMINATE AT DIFFERENT TIMES. THERE IS A NOISE THAT SOUNDS AS IF THE ABS IS ACTIVATING. THE VEHICLE HAS NOT BEEN SEEN BY THE DEALERSHIP OR AN INDEPENDENT REPAIR SHOP. *NM

NHTSA ODI #10147731

93,780 miles · Aug 2, 2005
Engine And Engine CoolingService Brakes, Hydraulic

MY 1999 S-80 VOLVO LOST POWER TEMPORARILY WHILE MY WIFE WAS DRIVING THE VEHICLE IN TRAFFIC. SEVERAL OF THE CARS WARNING LIGHTS CAME ON INCLUDING THE TRANSMISSION SERVICE REQUIRED AND BRAKE SERVICE REQUIRED IMMEDIATELY TYPE MESSAGES. THE VOLVO DEALER JUST REPLACE THE ABS MODULE AND SEVERAL COIL PACKETS AND SPARK PLUGS. A COUPL…

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MY 1999 S-80 VOLVO LOST POWER TEMPORARILY WHILE MY WIFE WAS DRIVING THE VEHICLE IN TRAFFIC. SEVERAL OF THE CARS WARNING LIGHTS CAME ON INCLUDING THE TRANSMISSION SERVICE REQUIRED AND BRAKE SERVICE REQUIRED IMMEDIATELY TYPE MESSAGES. THE VOLVO DEALER JUST REPLACE THE ABS MODULE AND SEVERAL COIL PACKETS AND SPARK PLUGS. A COUPLE OF OLD PARTS WERE LEFT IN THE INSIDE OF THE VEHICLE. WE ARE NOT SURE WHAT THE PARTS ARE. *JB

NHTSA ODI #10131165

86,000 miles · May 16, 2005
Service Brakes, Hydraulic

DT: THE CONSUMER STATES THAT SHE OWNS A 1999 VOLVO S80. SHE SAYS THAT SHE HAS HAD SEVERAL PROBLEMS WITH THIS VEHICLE. SHE TOOK THE VEHICLE TO HER VOLVO MANUFACTURER. VOLVO SAID THAT BECAUSE SHE BOUGHT IT USED FROM A INDEPENDENT DEALER AND OUT OF WARRANTY THAT THEY ARE NOT RESPONSIBLE FOR THE VEHICLE. SHE SAYS THAT HER ABS BRAKE…

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DT: THE CONSUMER STATES THAT SHE OWNS A 1999 VOLVO S80. SHE SAYS THAT SHE HAS HAD SEVERAL PROBLEMS WITH THIS VEHICLE. SHE TOOK THE VEHICLE TO HER VOLVO MANUFACTURER. VOLVO SAID THAT BECAUSE SHE BOUGHT IT USED FROM A INDEPENDENT DEALER AND OUT OF WARRANTY THAT THEY ARE NOT RESPONSIBLE FOR THE VEHICLE. SHE SAYS THAT HER ABS BRAKES KEEP FAILING AND NEEDED TO BE REPLACED. SOMETIMES THE BRAKES WORK AND SOMETIMES IT WOULD NOT. SHE ALSO SAID THAT SHE HAD TO REPLACE THE STEERING HOSE BECAUSE THE STEERING WOULD LOCK UP. THE PRIOR OWNER OF THE VEHICLE HAD TOLD THE INDEPENDENT DEALER THAT HE HAD SEVERAL PROBLEMS WITH THE VEHICLE WHILE HE OWNED IT. *TT

NHTSA ODI #10121070

Official recalls

4

06V441000 · Vehicle Speed Control

Nov 15, 2006

ON CERTAIN PASSENGER VEHICLES, A COMBINATION OF THROTTLE POSITIONING SENSOR IRREGULARITIES, A DIRTY THROTTLE HOUSING, AND/OR INEFFICIENT SOFTWARE CALIBRATION MAY CAUSE A WARNING LAMP TO LIGHT AND THE SUBSEQUENT ONSET OF LIMP HOME MODES.

Consequence & remedy

Consequence: THIS RESULTED IN A HIGH NUMBER OF VEHICLES GOING INTO THE LIMP HOME MODE WITHOUT NEED.

Remedy: DEALERS WILL INSTALL THE CURRENT SOFTWARE UPGRADE ONTO THE INVOLVED VEHICLES. THE RECALL BEGAN ON DECEMBER 29, 2006. OWNERS MAY CONTACT VOLVO AT 1-800-458-1552.

04V451000 · Engine And Engine Cooling:cooling System:fan

Sep 13, 2004

ON CERTAIN PASSENGER AND SPORT UTILITY VEHICLES, UNDER CERTAIN OPERATING CONDITIONS, SOME ELECTRIC COOLING FANS MAY OVERHEAT POTENTIALLY CAUSING HEAT DAMAGE AND, IN RARE INSTANCES, A FIRE IN THE ENGINE COMPARTMENT.

Consequence & remedy

Consequence: A FIRE IN THE ENGINE COMPARTMENT COULD OCCUR.

Remedy: DEALERS WILL REPLACE THE COOLING FAN. THE RECALL BEGAN ON NOVEMBER 29, 2004. CUSTOMERS SHOULD CONTACT VOLVO CARS AT 1-800-458-1552.

02V096000 · Engine And Engine Cooling:cooling System:fan

Apr 7, 2002

ON SOME PASSENGER VEHICLES, CERTAIN ELECTRIC COOLING FANS COULD BE INADEQUATE IN A HOT CLIMATE. UNDER CERTAIN CIRCUMSTANCES, EXCESSIVE HEAT COULD BE GENERATED.

Consequence & remedy

Consequence: SHOULD THIS OCCUR, THE ENGINE COOLING FAN COMPONENTS COULD OVERHEAT AND CAUSE THE MELTING OF ELECTRICAL CONNECTIONS AND ADJACENT COMPONENTS, INCREASING THE LIKELIHOOD OF A FIRE.

Remedy: DEALERS WILL REPLACE THE ENGINE COOLING FAN. OWNER NOTIFICATION BEGAN APRIL 1, 2002. 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 VOLVO AT 1-800-458-1552.

00V238000 · Suspension:front:control Arm:upper Ball Joint

Aug 24, 2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES. OVER TIME, THE BALL JOINT BETWEEN THE FRONT WHEEL KING PIN AND THE SUSPENSION LINK ARM, CAN EXPERIENCE INCREASED LOOSENESS.

Consequence & remedy

Consequence: THIS CONDITION COULD AFFECT THE BALL JOINT'S DURABILITY AND PERFORMANCE.

Remedy: DEALERS WILL REPLACE BOTH FRONT BALL JOINTS.

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

2

EA05021 · Throttle Control Malfunction

Opened Dec 6, 2005 · Closed Dec 12, 2006

Status: closed (inferred from source dates) · Vehicle Speed Control

ON NOVEMBER 14, 2006 VOLVO SUBMITTED A DEFECT INFORMATION REPORT TO NHTSA CONCERNING ETM FAILURES IN MODEL YEAR (MY) 1999 THROUGH 2001 VOLVO MODELS (NOT INCLUDING THE S40 AND V40), MY 2002 S60 AND V70 WITH NATURALLY ASPIRATED ENGINES AND MY 2002 V70S.ACCORDING TO VOLVO, ?A COMBINATION OF THROTTLE POSITIONING SENSOR IRREGULARITIES, A DIRTY THROTTLE HOUSING AND/OR INEFFICIENT SOFTWARE CALIBRATION MAY CAUSE A WARNING LAMP TO LIGHT AND THE SUBSEQUENT ONSET OF LIMP HOME MODES.VOLVO FURTHER STATED THAT,THIS RESULTED IN A HIGH NUMBER OF THESE VEHICLES GOING INTO LIMP HOME MODE WITHOUT NEED.?VOLVO INDICATED THAT THIS WAS THE MOST SEVERE CONSEQUENCE OF AN ETM FAULT IN THE SUBJECT VEHICLES.THE RECALL REMEDY IS A SOFTWARE UPGRADE INTRODUCED BY VOLVO ON MARCH 16, 2006 IN A CUSTOMER SATISFACTION PROGRAM.AT THE TIME OF THE NOTIFICATION 161,202 VEHICLES OF THE POPULATION OF 331,301 HAD ALREADY HAD THE SOFTWARE UPLOADED AND WERE THEREFORE NOT INCLUDED IN THE POPULATION COUNT OF THE RECALL. ODI?S ANALYSIS OF COMPLAINTS TO ODI AND VOLVO, VOLVO FIELD REPORTS AND WARRANTY DATA FOUND THAT ETM FAILURE COULD RESULT IN (1) ENGINE STALL; (2) MECHANICAL LIMP MODE; (3) LUNGING FORWARD DURING LOW-SPEED DRIVING MANEUVERS; AND (4) FALTERING DURING HIGH SPEED MERGES OR WHEN CROSSING TRAFFIC.ODI IDENTIFIED 12 CRASHES RELATED TO ETM FAILURE, WITH 6 CAUSED BY LUNGING INCIDENTS, 3 CAUSED BY STALLING INCIDENTS, 2 CAUSED BY MECHANICAL LIMP MODE AND 1 FROM THE FALTERING CONDITION.ODI'S ANALYSIS OF COMPLAINT DATA AND INFORMATION OBTAINED FROM CONSUMER INTERVIEWS IDENTIFIED 1,289 INCIDENTS WITH SAFETY RELATED CONSEQUENCES (389.1 PER 100,000 VEHICLES), INCLUDING 479 INVOLVING ENGINE STALL (144.6 PER 100,000 VEHICLES) AND 729 INVOLVING MECHANICAL LIMP MODE (220.0 PER 100,000 VEHICLES).ODI'S ANALYSIS OF WARRANTY CLAIM NARRATIVE TEXT SHOWS AT LEAST 14,965 WARRANTY CLAIMS WITH CODES INDICATING AN ETM FAULT RESULTING IN VEHICLE OPERATION IN MECHANICAL LIMP MODE (4.5% OF THE SUBJECT VEHICLES). VOLVO?S RECALL ADDRESSES ODI?S SAFETY CONCERNS WITH ETM FAILURES.ODI WILL CONTINUE TO MONITOR THE SUBJECT VEHICLES TO DETERMINE IF ADDITIONAL ACTION IS REQUIRED.THIS ENGINEERING ANALYSIS IS CLOSED.

PE05041 · Throttle Control Malfunction

Opened Jul 26, 2005 · Closed Dec 7, 2005

Status: closed (inferred from source dates) · Vehicle Speed Control

PE05-041 WAS OPENED ON JULY, 26, 2005, BASED ON 136 CONSUMER COMPLAINTS TO ODI ALLEGING THROTTLE CONTROL MALFUNCTIONS IN THE SUBJECT VEHICLES.ODI HAS NOW RECEIVED 591 COMPLAINTS OF ETM FAILURES WHICH ALLEGE SYMPTOMS WITH POTENTIAL SAFETY RELATED CONSEQUENCES.THESE INCLUDE ALLEGATIONS OF ENGINE STALL, VEHICLE SURGING FORWARD WITHOUT ACCELERATOR INPUT, VEHICLE HESITATION UPON ACCELERATION AND SUDDEN AND UNEXPECTED TRANSITION INTO REDUCED PERFORMANCE OPERATION (LIMP MODE).VOLVO SUBMITTED OVER 2,900 COMPLAINTS CONCERNING THE ETM IN THE SUBJECT VEHICLES DURING PE05-041.ODI'S PRELIMINARY ANALYSIS OF A SAMPLE THE VOLVO COMPLAINTS IDENTIFIED APPROXIMATELY 55 PERCENT WITH ONE OR MORE OF THE SYMPTOMS DESCRIBED ABOVE.ODI IS CONTINUING ITS ASSESSMENT OF THE INFORMATION CONTAINED IN THE VOLVO COMPLAINTS. IN NOVEMBER 2005, TO RESOLVE AN INVESTIGATION BY THE CALIFORNIA AIR RESOURCES BOARD, VOLVO ANNOUNCED THAT IT WOULD EXTEND THE WARRANTY COVERAGE TO 10 YEARS / 200,000 MILES FOR THE ETM IN APPROXIMATELY 356,000 MODEL YEAR 1999 THROUGH 2002 PASSENGER CARS SOLD IN THE UNITED STATES AND CANADA.UNDER VOLVO'S POLICY, VEHICLES THAT EXPERIENCE ETM FAILURES WILL RECEIVE A VARIETY OF REPAIRS INCLUDING ETM CLEANING, REPROGRAMMING THE ENGINE CONTROL MODULE AND/OR REPLACEMENT OF THE ETM. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA05-021) TO CONTINUE TO ASSESS THE SAFETY CONSEQUENCES OF ETM FAILURES IN THE SUBJECT VEHICLES.