What are the most common Volvo S80 problems?
According to Au7o's analysis of 2,530+ owner reports, the 2008 Volvo S80 has 7 documented issues. The most frequently reported are: T6 3.0L Twin-Scroll Turbo Failure and Oil Leaks, Recall 20V378000: Front Seat Belt Anchor Cable Fatigue, CEM Software Fault Prevents Fuel Pump Activation and Causes Stalling (Recall 09V343000). Of these, 3 are rated critical and should be addressed promptly.
Is the Volvo S80 reliable?
The 2008 Volvo S80 has 7 known issues documented across 2,530+ owner reports. 3 issues are rated critical: T6 3.0L Twin-Scroll Turbo Failure and Oil Leaks and Recall 20V378000: Front Seat Belt Anchor Cable Fatigue and CEM Software Fault Prevents Fuel Pump Activation and Causes Stalling (Recall 09V343000). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Volvo S80 problems?
Repair costs for known Volvo S80 issues range from $0 to $5,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, T6 3.0L Twin-Scroll Turbo Failure and Oil Leaks, typically costs $1,500-$4,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2007-2016 Volvo S80 T6 3.0L Twin-Scroll Turbo Failure and Oil Leaks?
The 3.0L inline-6 T6 engine (B6304T2/T4) in the S80 uses a BorgWarner BV50 twin-scroll turbocharger that develops oil leaks and bearing failure, typically after 80,000-120,000 miles. The turbo oil feed line develops cracks and the banjo bolt copper washers harden, restricting oil… Repairs typically run $1,500-$4,000. Severity: high.
What is the 2007-2016 Volvo S80 Recall 20V378000: Front Seat Belt Anchor Cable Fatigue?
Volvo recalled 2007-2016 S80 sedans under NHTSA campaign 20V378000 because the flexible steel cable that attaches the seat belt to the front outboard seating positions can fatigue over time. On an affected S80, that cable is what ties the driver's or front passenger's belt to the… Severity: high.
What is the 2008-2010 Volvo S80 CEM Software Fault Prevents Fuel Pump Activation and Causes Stalling (Recall 09V343000)?
Volvo recalled 2008-2010 S80 sedans because, under certain conditions, the software in the Central Electronic Module (CEM) may fail to send the signal that starts the fuel pump. Without that signal, the fuel pump electronic module (PEM) never activates the pump. Because residual… Severity: high.
What is the 2007-2016 Volvo S80 Aisin TF-80SC 6-Speed Transmission Shudder and Valve Body Failure?
The Aisin TF-80SC 6-speed automatic transmission in the S80 develops valve body issues and torque converter shudder, particularly between 60,000-100,000 miles. The valve body solenoids lose calibration, causing harsh shifts and delayed engagement. The torque converter lockup clut… Repairs typically run $300-$5,000. Severity: medium.
What is the 2007-2016 Volvo S80 Electronic Parking Brake Motor and Module Failure?
The electronic parking brake (EPB) system on the S80 is prone to motor and control module failures. The EPB uses electric motors on the rear brake calipers to engage and release the parking brake. The motors can fail from water intrusion and corrosion, especially in northern clim… Repairs typically run $400-$1,800. Severity: medium.
What is the 2007-2016 Volvo S80 Rear Brake Caliper and Parking Brake Seizing?
The rear brake calipers seize due to corrosion of the caliper pins and the integrated electric parking brake mechanism. Causes uneven rear brake wear, a burning smell, and the vehicle pulling to one side under braking. Salt belt vehicles are most affected. Repairs typically run $300-$800. Severity: medium.
What is the 2007-2016 Volvo S80 Aisin Automatic Transmission Harsh Shifting?
The Aisin 6-speed (earlier) and 8-speed (later) automatic transmissions develop harsh shifting, particularly the 2-3 and 3-4 upshifts. Delayed downshifts and a shudder during light throttle cruising are also reported. Software calibration and fluid condition are key factors. Repairs typically run $0-$2,000. Severity: medium.
