1998 Volvo 770 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 1998 Volvo 770, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Suspension2027.8%
- Body & structure79.7%
- Interior & seats68.3%
- Engine68.3%
- Heating & air conditioning56.9%
- Tires & wheels56.9%
- Steering45.6%
- Electrical45.6%
- Fuel system45.6%
- Powertrain (other)34.2%
- Visibility22.8%
- Transmission22.8%
- Exterior lighting11.4%
- Driver assistance11.4%
- Brakes11.4%
- Other / unspecified11.4%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
THE OWNER REPORTS POOR MILEAGE AND DURABILITY OF THE FRONT WHEEL BEARINGS AND HAS HAD A PROBLEM WITH EXCESIVE STEER AXLE WEIGHT, FUEL TANKS AND 5TH WHEEL RAILS MOVE AFT BUT STEER AXLE WEIGHT RUNS ABOUT 13,140 LBS (CUMMINS ENGINE)(REPORTED TO MANUFACTURER). NLM
CONSUMER STATES THE U-BOLT FAILED, HOWEVER IS UNSURE AS TO IF IT FAILED BEFORE OR AS THE RESULT OF VEHICLE CRASH. *MJ
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
THE 500 DETROIT DIESEL ENGINE CAUSED ROUGH IDLE AND LOW POWER, AT 103000 MILES DETROIT OVERHAULED THE ENGINE, CYLINDERS AND PISTONS HAD BURNED, WATER PUMP FAILED, AND ENGINE HAD 8-10 VALVE ADJUSTMENTS, AT 130000 MILES THE WARRANTY WAS CANCELLED, VEHICLE WAS TURNED IN AT 130000 MILES. *SLC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
THE 500 DETROIT DIESEL ENGINE CAUSED ROUGH IDLE AND LOW POWER, AT 103000 MILES DETROIT OVERHAULED THE ENGINE, CYLINDERS AND PISTONS HAD BURNED, WATER PUMP FAILED, AND ENGINE HAD 8-10 VALVE ADJUSTMENTS, AT 130000 MILES THE WARRANTY WAS CANCELLED, VEHICLE WAS TURNED IN AT 130000 MILES. *SLC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
CONSUMER STATES THAT THE VEHICLE WILL NOT START. CONTACTED DEALER AND THE DEALER IS NOT WILLING TO DO ANYTHING. PLEASE PROVIDE FURTHER INFORMATION. *MR
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Heating & air conditioning
Reports naming the heating, ventilation and air-conditioning system.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
THE BAFFLE INSIDE THE FUEL TANK CAME LOOSE AND IS FLOATING INSIDE THE TANK AND MAKING NOISE. NLM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
FRONT END SPRING BROKE AND POPPING SOUND IN FRONT END REAR ENDS AXLES SHIFTING THROTTLE POSITION SENSOR CAUSE THROTTLE TO RACE AND NOT DROP DOWN. FRONT TIRE WEAR.
THE VEHICLE ALWAYS EXCEEDS FAWR, HAVE TROUBLE SCALING THEIR TRUCK. *MJS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
OWNER REPORTS REGULAR OCCURRENCE OF STEERING WHEEL "LOCK-UP". REPORTS THAT WHEEL FREQUENTLY LOCK AFTER 1/2-3/4 REVOLUTION OF STEER WHEEL WHILE MANEUVERING AT LOW SPEEDS OR WHILE ACCELERATING FROM STOP.UPON LOCKING, STEERING WHEEL MUST BE FORCE TO REGAIN MOVEMENT . *MJ
THIS TRUCK HAS A LOT OF FRONT END PROBLEMS THAT CAN NEVER BE SOLVED COMPANY OWNS 53 UNITS AND THEY ALL HAVE THE SAME PROBLEMS TIRE WEAR VIBARATION. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
THE 500 DETROIT DIESEL ENGINE CAUSED ROUGH IDLE AND LOW POWER, AT 103000 MILES DETROIT OVERHAULED THE ENGINE, CYLINDERS AND PISTONS HAD BURNED, WATER PUMP FAILED, AND ENGINE HAD 8-10 VALVE ADJUSTMENTS, AT 130000 MILES THE WARRANTY WAS CANCELLED, VEHICLE WAS TURNED IN AT 130000 MILES. *SLC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
THE BAFFLE INSIDE THE FUEL TANK CAME LOOSE AND IS FLOATING INSIDE THE TANK AND MAKING NOISE. NLM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
THE 500 DETROIT DIESEL ENGINE CAUSED ROUGH IDLE AND LOW POWER, AT 103000 MILES DETROIT OVERHAULED THE ENGINE, CYLINDERS AND PISTONS HAD BURNED, WATER PUMP FAILED, AND ENGINE HAD 8-10 VALVE ADJUSTMENTS, AT 130000 MILES THE WARRANTY WAS CANCELLED, VEHICLE WAS TURNED IN AT 130000 MILES. *SLC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
WHILE DRIVING IN HEAVY TRAFFIC, A TIRE BLEW OUT, CONSUMER STATES THERE ARE PROBLEMS WITH THE SUSPENSION. *SLC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Transmission
Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.
From owner reports, verbatim
CLUTCH PEDAL WOULD NOT ENGAGE AS DESIGNED. ON SEVERAL OCCASIONS IT FAILED. TWICE IN TRAFFIC AND ONE AFTER COMING TO A COMPLETE STOP. USED EXCESSIVE FORCE TO ENGAGE, FOR IT WOULD ENGAGE AFTER REPEATED STOMPING ON THE CLUTCH PEDAL. HOWEVER, THE LAST TIME IT WOULD NOT ENGAGE, I USED BOTH FEET TOO ENGAGE IT, HOPING THAT THE FOR TO MENTIONED WOULD OCCUR, IT DID NOT. THE ENTIRE CLUTCH PLATE ON THE FIRE WALL BROKE. THIS LED TO THE SUDDEN COLLAPSE OF THE PEDAL WHICH SLAMMED INTO THE FLOOR AND SNAPPED BOTH KNEES AND BUCKLED MY LEFT HIP WHICH I NOW HAVE RECURRING INJURIES WHICH HAS NOW FORCED ME TO LEAVE THE TRUCKING INDUSTRY. THE SHOP SUPERVISOR EXPLAINED TO ME THAT THIS HAS HAPPENED ON SEVERAL VOLVO TRUCKS AND HE HAS HAD TO REPLACE THEM FOR THE CYLINDER THAT CONTROLS THE CLUTCH LEVER RODS HAVE A PROBLEM WITH RUST AND OTHER CONTAINMENTS WHICH CAN CAUSE THE LEVEL ROD THAT CONTROL THE CLUTCH PEDAL TOO FREEZE UP, WHICH STOPS THE CLUTCH FROM ENGAGING. THIS IS CAUSED BY THE CYLINDER HAVING TOO MUCH OPEN SPACE ON THE TOP BEFORE A RUBBER SEAL WHICH IS LOWER INSIDE TO STOP THE RUST, WATER, AND CONTANIMENTS FROM CAUSEING PROBLEMS WITH CLUTCH OPERATION. VOLVO HAS A REPLACEMENT FOR THIS AND DID IN FACT REPLACE IT WITH ANOTHER CORRECTED CYLINDER AT THE TIME OF MY INJURIES.*AK
EXPERIENCING HEAVY FRONT END, VEHICLE IS ON FOURTH SET OF STEER TIRES, CAB ALIGNMENT THREE TIMES. *TT
Too few reports in this category for a page of its own — they appear in the full complaint list.
Exterior lighting
Reports naming headlights, tail lights, turn signals and other exterior lighting.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
FRONT END SPRING BROKE AND POPPING SOUND IN FRONT END REAR ENDS AXLES SHIFTING THROTTLE POSITION SENSOR CAUSE THROTTLE TO RACE AND NOT DROP DOWN. FRONT TIRE WEAR.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
VEHICLE WAS EXPEREINCING NUMEROUS ELECTRICAL PROBLEMS, THE FUSES IN THE DASH WERE CONTINUOUSLY BLOWING BECAUSE OF A LOOSE WIRE ON SEVERAL OCCASSIONS, THE STARTER WAS REPLACED, THERE WERE KEY SWITCH PROBLEMS, AND THE TRAILER POWER CORD WAS INOPERATIVE, DEALER REPLACED THE WIRING HARNESS.*JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
THE MANUFACTURER OF THE TRUCKS ISSUED A SAFETY RECALL FOR STEER AXLE WEIGHT PROBLEM AND RELOCATION OF FUEL TANKS. THE CONSUMER STATES THAT THE MANUFACTURER DOES NOT GO FAR ENOUGH IN SOLVING THESE PROBLEMS BECAUSE AFTER RELOCATING THE FUEL TANKS AND REPOSITIONING THE 5TH WHEEL, THE TRUCKS ARE STILL OVER WEIGHT. *YH
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .