2000 INFINITI QX4

Introduction

The 2000 INFINITI QX4 is a mid-size SUV powered by a 3.3L V6 engine producing 240 horsepower and 258 lb-ft of torque. It is available with a 5-speed automatic transmission or a 4-speed automatic transmission. The QX4 offers a comfortable ride and spacious interior, but it has been known to have some issues.

Engine

3.3L V6

• Intake manifold gasket failure
  • Description/Symptoms: Coolant or oil leak from the intake manifold, overheating, loss of power
  • Solution: Replace the intake manifold gasket
  • Estimated Cost to Fix: $400 - $600+
  • Recalls: None Found

Transmission

5-speed automatic transmission

• Transmission slipping
  • Description/Symptoms: Difficulty shifting gears, loss of power, shuddering
  • Solution: Rebuild or replace the transmission
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found

4-speed automatic transmission

• No known issues

Suspension

• Rear leaf springs breaking
  • Description/Symptoms: Sagging rear end, rough ride, clunking noises
  • Solution: Replace the leaf springs
  • Estimated Cost to Fix: $600 - $800+
  • Recalls: None Found

Electrical

• Battery drain
  • Description/Symptoms: Battery goes dead quickly, difficulty starting the vehicle
  • Solution: Find and fix the source of the drain (often a faulty accessory or module)
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found

Exterior

• Headlight switch failure
  • Description/Symptoms: Headlights not working, intermittent headlight operation
  • Solution: Replace the headlight switch
  • Estimated Cost to Fix: $200 - $300+
  • Recalls: None Found

Interior

• Overhead console display failure
  • Description/Symptoms: Display not working, dim display, intermittent display issues
  • Solution: Replace the overhead console
  • Estimated Cost to Fix: $300 - $400+
  • Recalls: None Found

Summary

The 2000 INFINITI QX4 can be a reliable SUV, but it has some known issues. The most serious issues include the intake manifold gasket failure, transmission slipping, and rear leaf springs breaking. These issues can be expensive to fix, so it is important to be aware of them before purchasing a QX4.