2023 Toyota GR Corolla

The 2023 Toyota GR Corolla is a high-performance hatchback powered by a 1.6L G16E-GTS turbocharged three-cylinder engine producing 300 horsepower and 273 lb-ft of torque (295 lb-ft in the Circuit and Morizo Editions). It is exclusively paired with a six-speed manual transmission. Owners generally praise the GR Corolla for its engaging driving dynamics, potent engine, and practical hatchback design. Common complaints include limited rear seat space, a firm ride, and relatively high price point for its segment.

Engine

1.6L G16E-GTS Turbocharged Inline-3

• Coolant Leak
  • Description/Symptoms: Coolant leaking from a hose in the engine bay, specifically near the turbocharger. Drivers notice a sweet smell, or a puddle of coolant.
  • Solution: Replacement of the leaking hose and clamps with revised parts
  • Estimated Cost to Fix: $100 - $300+
  • Recalls: None Found
• Excessive Oil Consumption
  • Description/Symptoms: Some owners have reported higher-than-normal oil consumption, requiring them to add oil between service intervals. Visible blue smoke from the exhaust pipe indicates this.
  • Solution: It is currently being investigated.
  • Estimated Cost to Fix: Unknown
  • Recalls: None Found
• Knocking Noise
  • Description/Symptoms: The engine could make a knocking noise which can be a sign of engine failure.
  • Solution: Full engine replacement
  • Estimated Cost to Fix: Unknown
  • Recalls: None Found

Transmission

6-Speed Manual

• Grinding when shifting
  • Description/Symptoms: Grinding when shifting, most commonly when shifting into third gear, especially when cold.
  • Solution: Replacement of the transmission, gear oil.
  • Estimated Cost to Fix: $3,000 - $5,000+
  • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The infotainment system occasionally freezes, crashes, or experiences glitches. This can affect navigation, audio, and other functions.
  • Solution: Software updates from Toyota may address this issue.
  • Estimated Cost to Fix: N/A (Software update)
  • Recalls: None Found
• Check Engine Light (CEL) illuminated
  • Description/Symptoms: The check engine light appears on the dashboard. The cause can vary, but some owners have reported issues related to sensor malfunctions or emissions control components.
  • Solution: Diagnostic scan to determine the specific fault code and then repair or replacement of the faulty component.
  • Estimated Cost to Fix: $100 - $500+ (depending on the issue)
  • Recalls: None Found

Exterior

• Poorly Aligned Panels
  • Description/Symptoms: Inconsistent panel gaps and overall poor panel alignment
  • Solution: Realign panels
  • Estimated Cost to Fix: $100-$1,000
  • Recalls: None Found

Interior

• Rattling Sounds
  • Description/Symptoms: Rattling noises are heard from the dashboard or rear hatch area.
  • Solution: Locating and securing the source of the rattle, possibly by adding sound deadening material or tightening loose trim pieces.
  • Estimated Cost to Fix: $50 - $300+
  • Recalls: None Found

Summary

The 2023 Toyota GR Corolla, while praised for its performance, has exhibited some common issues. Engine issues, such as coolant leaks and potential oil consumption, and transmission issues with the 6-speed manual can be a concern, and potentially high cost to fix. Electrical glitches and interior rattles are less severe. Potential buyers should be aware of these issues and thoroughly inspect any prospective purchase.