2020 Chevrolet LCF 5500HD

The 2020 Chevrolet LCF 5500HD is a cab-over truck designed for commercial applications, offering maneuverability and visibility in urban environments. It is often praised for its tight turning radius and ease of entry/exit. However, some drivers dislike the cab-over design due to noise and ride quality. The primary engine option is the Duramax 6.6L Turbo-Diesel V8, producing 350 horsepower and 700 lb-ft of torque. This engine is paired with an Allison 1000 6-speed automatic transmission.

Engine

Duramax 6.6L Turbo-Diesel V8 (L5D)

• Fuel Injector Failure
  • Description/Symptoms: Misfires, rough running, decreased fuel economy, and excessive smoke from the exhaust. Can lead to engine damage if left unresolved.
  • Solution: Replacement of the faulty fuel injector(s). Recalibration of the Engine Control Module (ECM) may also be necessary.
  • Estimated Cost to Fix: $800 - $1500+ per injector, depending on location and labor costs.
  • Recalls: None Found
• Glow Plug Failure
  • Description/Symptoms: Hard starting in cold weather, excessive white smoke upon startup, and a check engine light.
  • Solution: Replacement of the failed glow plug(s).
  • Estimated Cost to Fix: $200 - $500+ per glow plug, depending on location and labor costs.
  • Recalls: None Found

Transmission

Allison 1000 6-Speed Automatic

• Torque Converter Issues
  • Description/Symptoms: Shuddering during shifts, difficulty shifting, and potential overheating.
  • Solution: Replacement of the torque converter.
  • Estimated Cost to Fix: $2500 - $4000+
  • Recalls: None Found
• Shift Solenoid Failure
  • Description/Symptoms: Erratic shifting, failure to shift, and a check engine light.
  • Solution: Replacement of the affected shift solenoid(s).
  • Estimated Cost to Fix: $500 - $1000+
  • Recalls: None Found

Electrical

• Wiring Harness Issues
  • Description/Symptoms: Intermittent electrical problems, including lights flickering, starting problems, and sensor malfunctions. Often related to chafing or corrosion in the under-cab wiring.
  • Solution: Inspection and repair or replacement of the damaged wiring harness sections.
  • Estimated Cost to Fix: $200 - $1000+, depending on the severity and location of the damage.
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Premature battery discharge, difficulty starting the vehicle, and the need for frequent jump starts.
  • Solution: Diagnose parasitic draw and repair the faulty circuit or component.
  • Estimated Cost to Fix: $100 - $500+, depending on the source of the drain.
  • Recalls: None Found

Exterior

• Rust Issues
  • Description/Symptoms: Rust developing on the cab, particularly around seams and welds, even in vehicles with limited exposure to salt.
  • Solution: Rust removal, repair, and repainting. Prevention with rust inhibitors and regular washing.
  • Estimated Cost to Fix: $500 - $3000+, depending on the extent of the rust.
  • Recalls: None Found

Summary

The 2020 Chevrolet LCF 5500HD, while offering advantages in maneuverability, appears to have some common issues, particularly related to the engine and transmission. The cost of repairs can range from a few hundred dollars for electrical fixes to several thousand for major engine or transmission work. Potential buyers should be aware of these potential issues and thoroughly inspect the vehicle before purchase, and service the vehicle accordingly.