GMC Terrain Key Fob Not Working: 5 Common Causes

If your GMC Terrain’s key fob is not working, the most common reason is a dead battery. Followed by water damage or fob failure.  Below, we’ve listed everything you need to do to get your vehicle’s fob working again. A dead battery is the most common reason a GMC Terrain’s key fob fails. Table of … Read more

GMC Terrain CarPlay Not Working: Causes + How to Fix

Do you need help getting Apple CarPlay to work in your GMC Terrain? You’re not alone. Many people have experienced an issue with CarPlay connections, which can be frustrating.  The good news is the fix is usually pretty simple. This article covers the most common reasons Apple CarPlay isn’t working in the GMC Terrain and … Read more

GMC Terrain Bad Fuel Mileage: Causes

If you’re filling your vehicle up regularly and still getting crummy mileage, there are a few things that could be to blame. In this post, we’ll explore some of the most common reasons your GMC Terrain is getting bad gas mileage. Before diving in, it’s important to note whether or not your Terrain’s check engine … Read more

GMC Terrain Metal Shavings in Oil: Causes

If your GMC Terrain has metal shavings in the oil, it almost always indicates engine damage, but it’s not always easy to tell what is causing the issue. This article will help you figure out what’s going on with your vehicle. Metal shavings accompanied by a knocking sound typically indicate your Terrain has spun a … Read more

GMC Terrain RPM Goes Up and Down While Parked: Causes

When your GMC Terrain is in Park, its engine RPM level (revolutions per minute) should stay relatively even. If it doesn’t, there’s likely something wrong with your engine. If your vehicle’s check engine light is on, we’ve provided the most common causes of RPMs going up and down while in Park and the common codes … Read more

GMC Terrain: Symptoms of Bad Shocks or Struts

Shocks and struts typically don’t last for the lifetime of a vehicle, If your GMC Terrain is experiencing poor handling, excessive wear on tires and suspension components, or a jarring noise, it likely has bad shocks or struts. If your Terrain is experiencing any steering problems, it’s vital to check your vehicle out immediately, as … Read more

GMC Terrain Tire Pressure Light: Causes + How to Fix

The TPMS light indicates that your GMC Terrain’s tire pressure is above or below the minimum threshold set by the manufacturer.   The tire pressure monitoring system (TPMS) light is the most common warning light on a modern vehicle. If you have a TPMS warning light, your vehicle’s tire pressure must be checked. If your GMC … Read more

GMC Terrain P1174 & P1175: Meaning, Causes, How to Fix

P1174 and P1175 are GM-specific DTCs (Diagnostic Trouble Codes). They indicate fuel bank trim issues on bank 1 and bank 2 of your GMC Terrain. GMC Terrain P1174 + P1175 Quick Info GM P1174 + P1175 Definition Fuel Trim Cylinder Balance (Bank 1 or Bank 2) Symptoms Mild misfire, MIL light Common Causes Bad O2 … Read more

GMC Terrain Horn Not Working: 5 Most Common Causes

A functioning horn is one of a vehicle’s most critical safety features. If your GMC Terrain’s horn isn’t working, there are a few potential causes. We’ll cover each of them, starting with the easiest and most likely issues and working from there. A test light can make diagnosing a horn that isn’t working much easier. … Read more

GMC Terrain P0100: Meaning, Causes, How to Fix

P0100 is a generic OBD2 trouble code that indicates an issue with your GMC Terrain’s Mass Air Flow (MAF) Sensor.   This code is usually caused by a MAF sensor that is faulty, dirty or a wiring issue related to it. It may be tempting to replace your Terrain’s MAF sensor without checking the electrical system … Read more