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2015 Volvo 7900

2015 Volvo 7900 Hybrid Bus

The Volvo 7900 hybrid bus is a popular choice for public transportation due to its fuel efficiency and low emissions. It is powered by a 5.1-liter diesel engine and an electric motor, producing a combined 320 horsepower and 790 lb-ft of torque. The bus is available with a variety of transmission options, including a 6-speed automatic and a 3-speed automated manual.

People like the Volvo 7900 for its comfortable ride, spacious interior, and low operating costs. However, there have been some reports of issues with the vehicle, particularly with the engine and transmission.

Engine

5.1-liter Diesel Engine

  • EGR valve failure: The EGR valve can fail, causing the engine to lose power and run rough.
  • Solution: Replacing the EGR valve.
  • Estimated Cost to Fix: $800 - $1,200+
  • Recalls: N/A

Transmission

6-speed Automatic Transmission

  • Transmission slipping: The transmission may slip gears, causing the vehicle to hesitate or lose power.
  • Solution: Replacing the transmission fluid and filter, or rebuilding the transmission.
  • Estimated Cost to Fix: $500 - $3,000+
  • Recalls: NHTSA Campaign Number: 21V495000

3-speed Automated Manual Transmission

  • Shifting problems: The transmission may have difficulty shifting gears, or may shift into the wrong gear.
  • Solution: Adjusting the transmission shift linkage, or replacing the transmission control module.
  • Estimated Cost to Fix: $300 - $1,000+
  • Recalls: None Found

Suspension

  • No Issues Found

Electrical

  • Battery failure: The battery may fail, causing the vehicle to lose power or fail to start.
  • Solution: Replacing the battery.
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Exterior

  • No Issues Found

Interior

  • Dashboard trim peeling: The dashboard trim may peel or crack.
  • Solution: Replacing the dashboard trim.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Summary

The Volvo 7900 hybrid bus is a generally reliable vehicle, but it has experienced some issues with its engine and transmission. These issues can be expensive to fix, but they are not considered to be major problems. Overall, the Volvo 7900 is a good choice for public transportation, and its fuel efficiency and low emissions make it a popular choice for environmentally conscious operators.

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