2017 Volvo VNR 640

Introduction

The 2017 Volvo VNR 640 is a heavy-duty truck with a sleek design, comfortable interior, and powerful engine options. It is equipped with a D13 engine that produces 455 horsepower and 1,550 lb-ft of torque, paired with a 12-speed I-Shift transmission. People appreciate its advanced safety features, fuel efficiency, and reliability, while some express concerns about its high cost and complex maintenance requirements.

Engine

• D13 455 HP
  • Intake manifold cracking
    • Description/Symptoms: Cracks in the intake manifold can cause air leaks, resulting in reduced engine performance and increased fuel consumption.
    • Solution: Replace the intake manifold.
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found
• D13 455 HP/1,650 lb-ft
  • Injector failure
    • Description/Symptoms: Faulty injectors can cause fuel leaks, engine misfires, and decreased power.
    • Solution: Replace the injectors.
    • Estimated Cost to Fix: $500 - $1,000+ per injector
    • Recalls: None Found

Transmission

• I-Shift 12-speed
  • Transmission oil leaks
    • Description/Symptoms: Leaks can occur from the transmission housing or seals, causing oil loss and potential damage to the transmission.
    • Solution: Identify and seal the source of the leak.
    • Estimated Cost to Fix: $200 - $500+
    • Recalls: None Found
• I-Shift Plus 12-speed
  • Software glitches
    • Description/Symptoms: Software issues can cause the transmission to malfunction, resulting in erratic shifting, power loss, or even a complete breakdown.
    • Solution: Update or reprogram the transmission software.
    • Estimated Cost to Fix: $100 - $300+
    • Recalls: None Found

Suspension

• Front suspension
  • Leaf spring breakage
    • Description/Symptoms: Broken leaf springs can cause the truck to ride unevenly and compromise handling.
    • Solution: Replace the damaged leaf springs.
    • Estimated Cost to Fix: $500 - $1,000+ per spring
    • Recalls: None Found
• Rear suspension
  • Airbag leaks
    • Description/Symptoms: Leaks in the air suspension bags can cause the truck to sag and reduce its load-carrying capacity.
    • Solution: Replace the leaky air suspension bags.
    • Estimated Cost to Fix: $200 - $400+ per bag
    • Recalls: None Found

Electrical

• Battery issues
  • Short circuits
    • Description/Symptoms: Electrical short circuits can cause battery drain, component failures, or even a fire.
    • Solution: Locate and repair the short circuit.
    • Estimated Cost to Fix: $100 - $500+
    • Recalls: None Found
• Wiring harness problems
  • Damaged wiring
    • Description/Symptoms: Damaged or faulty wiring can disrupt electrical signals, causing malfunctions in various components.
    • Solution: Replace or repair the affected wiring harness.
    • Estimated Cost to Fix: $200 - $1,000+ depending on the extent of damage
    • Recalls: None Found

Exterior

• Headlight issues
  • Condensation buildup
    • Description/Symptoms: Condensation inside the headlights can impair visibility and shorten bulb life.
    • Solution: Replace the affected headlights.
    • Estimated Cost to Fix: $100 - $200+ per headlight
    • Recalls: None Found
• Body panel corrosion
  • Rust
    • Description/Symptoms: Rust can occur on the body panels and frame, especially if the truck is exposed to harsh conditions.
    • Solution: Rust removal and protective coatings.
    • Estimated Cost to Fix: $500 - $2,000+ depending on the severity of corrosion
    • Recalls: None Found

Interior

• Climate control system
  • AC compressor failure
    • Description/Symptoms: A failing AC compressor can result in poor cooling performance or complete loss of air conditioning.
    • Solution: Replace the AC compressor.
    • Estimated Cost to Fix: $500 - $1,500+
    • Recalls: None Found
• Dashboard electronics
  • Malfunctioning gauges
    • Description/Symptoms: Faulty gauges can provide inaccurate readings or fail to function, compromising vehicle monitoring.
    • Solution: Replace or repair the affected gauges.
    • Estimated Cost to Fix: $100 - $500+ depending on the gauge
    • Recalls: None Found

Summary

The 2017 Volvo VNR 640 is a capable heavy-duty truck, but it has its share of common issues. The engine and transmission problems can be particularly costly to fix, and the electrical and suspension systems also have some reliability concerns. However, many owners appreciate the truck’s advanced features, fuel efficiency, and comfort. The severity and cost of the issues vary, but potential buyers should be aware of these potential problems before making a purchase decision.