2012 GMC Terrain

Introduction

The 2012 GMC Terrain is a compact SUV that combines versatility and comfort. It features a range of engine and transmission options, including a 2.4L inline-4 engine and a 3.0L V6 engine paired with either a 6-speed automatic or a 6-speed manual transmission. The Terrain offers spacious seating, advanced technology, and impressive fuel economy, making it a popular choice for families and commuters. However, like any vehicle, it has its share of specific issues that owners have reported.

Engine

2.4L Inline-4 Engine

• Intake Manifold Gasket Failure
  • Description/Symptoms: Engine coolant leaks, reduced engine power, overheating
  • Solution: Replace intake manifold gasket
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Timing Chain Wear
  • Description/Symptoms: Engine rattle, loss of power, check engine light
  • Solution: Replace timing chain and components
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

3.0L V6 Engine

• Valve Spring Failure
  • Description/Symptoms: Engine misfiring, reduced power, increased oil consumption
  • Solution: Replace valve springs and related components
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found

Transmission

6-Speed Automatic Transmission

• Shift Solenoid Malfunction
  • Description/Symptoms: Hard shifting, delayed engagement, slipping gears
  • Solution: Replace shift solenoids
  • Estimated Cost to Fix: $500 - $1,500
  • Recalls: None Found

Suspension

• Lower Control Arm Bushing Failure
  • Description/Symptoms: Clunking noises, vibration, uneven tire wear
  • Solution: Replace lower control arm bushings
  • Estimated Cost to Fix: $300 - $600
  • Recalls: None Found
• Strut Assembly Wear
  • Description/Symptoms: Reduced ride quality, uneven tire wear, loss of steering precision
  • Solution: Replace strut assemblies
  • Estimated Cost to Fix: $600 - $1,200 per axle
  • Recalls: None Found

Electrical

• Battery Drain
  • Description/Symptoms: Battery discharges quickly, difficulty starting
  • Solution: Identify and fix the source of the drain, such as faulty alternator or parasitic draw
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• BCM Failure
  • Description/Symptoms: Electrical malfunctions, such as lighting issues, window operation failures, and reduced engine power
  • Solution: Replace Body Control Module (BCM)
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Exterior

• Rear Liftgate Latch Failure
  • Description/Symptoms: Liftgate opens inadvertently or becomes stuck
  • Solution: Replace liftgate latch
  • Estimated Cost to Fix: $200 - $300
  • Recalls: None Found

Interior

• Climate Control Module Failure
  • Description/Symptoms: Heating and air conditioning system malfunctions
  • Solution: Replace climate control module
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Dashboard Rattle
  • Description/Symptoms: Noise or rattling sound coming from dashboard area
  • Solution: Secure or replace dashboard components as needed
  • Estimated Cost to Fix: $100 - $500
  • Recalls: None Found

Overall Vehicle Summary

Overall, the 2012 GMC Terrain has received positive reviews for its versatility, comfort, and fuel economy. However, it has experienced some specific issues that owners should be aware of. The most severe and expensive issues reported include timing chain wear, valve spring failure, and lower control arm bushing failure. Other issues, such as electrical malfunctions, suspension wear, and interior rattles, are less severe but can still be frustrating for owners. It is important to research these issues thoroughly before purchasing a used Terrain and to have it inspected by a qualified mechanic before finalizing the sale.