5 Top 2013 GMC Terrain Camshaft Position Sensor Replacements for Smooth Driving
Ever wondered what keeps your 2013 GMC Terrain running like a charm, especially when it comes to smooth acceleration and good fuel economy? A little unsung hero called the camshaft position sensor plays a huge role! This tiny but mighty component helps your vehicle’s engine control unit (ECU) know exactly where the camshaft is at any given moment, ensuring perfect timing for fuel injection and ignition.
If you’ve noticed your trusty Terrain struggling with a rough idle, hard starting, or that dreaded “Check Engine” light blinking at you, a faulty camshaft position sensor could be the culprit. Don’t sweat it! Replacing it isn’t usually a nightmare, and getting the right part makes all the difference. We’ve done the legwork to help you find the best replacements specifically for your 2013 GMC Terrain. Let’s dive in!
Why Your 2013 GMC Terrain Needs a Healthy Camshaft Position Sensor
The camshaft position sensor works hand-in-hand with the crankshaft position sensor to provide crucial data to your engine’s brain. This data allows the engine to precisely time the opening and closing of valves, which is vital for optimal performance and efficiency. When this sensor goes bad, your 2013 GMC Terrain might exhibit a range of issues, from decreased power and poor fuel economy to misfires and, in some cases, even prevent the car from starting. Replacing it promptly can save you from bigger headaches down the road and ensure your Variable Valve Timing (VVT) system functions as intended.
Here are our top picks for a reliable 2013 GMC Terrain camshaft position sensor:
1. VVT Intake+Exhaust Camshaft Position Actuator… (Comprehensive Kit)

This isn’t just a sensor; it’s a comprehensive kit designed to tackle multiple related issues, offering a more complete solution for your 2013 GMC Terrain’s engine timing system. If you’re experiencing VVT-related diagnostic trouble codes or considering a more thorough overhaul, this package provides not only the camshaft position sensor but also the intake and exhaust VVT actuators, and even a crankshaft position sensor. It’s a fantastic value if you suspect multiple components in your timing system are on their way out or if you just want to cover all your bases for optimal engine performance.
Key Features:
– Compatible with 2.0L, 2.2L, 2.4L engines found in various GM models, including the 2010-2017 GMC Terrain.
– Includes VVT Intake and Exhaust Actuators (Solenoids).
– Also includes Camshaft Position Sensor and Engine Crankshaft Position Sensor.
– Cross-references multiple OE Part Numbers for broad compatibility.
Pros:
– Comprehensive kit addressing multiple potential failure points in the timing system.
– Potentially solves a range of engine performance issues at once.
– Good value if you need all included components.
– Wide compatibility with other GM vehicles.
Cons:
– Might be overkill if only the camshaft position sensor is needed.
– Installation can be more complex due to multiple parts.
User Impressions:
Users appreciate the all-in-one solution, often finding that this kit resolves various engine codes and restores smooth engine operation. Many note the ease of installation for those with basic mechanical knowledge and highlight the value proposition compared to buying individual parts.
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2. 2Pcs Camshaft Position Sensor Fit for Chevy Equinox Malibu… (Pair)

Sometimes, two is better than one, especially when dealing with engine sensors. This product provides a pair of camshaft position sensors, which is super handy since many modern engines utilize both intake and exhaust camshaft position sensors. If your 2013 GMC Terrain uses two, or if you simply want a spare on hand, this pack offers excellent value. It’s designed for direct replacement, making installation a straightforward “plug and play” affair.
Key Features:
– Includes two (2) camshaft position sensors.
– Direct replacement for OEM part numbers like 917-720 and 12577245.
– Wide compatibility with 2010-2017 GMC Terrain and many other GM vehicles.
– Aims to resolve hard starting, weak acceleration, and abnormal engine shaking issues.
Pros:
– Comes with two sensors, offering better value if both are needed or for a spare.
– Direct fit and easy plug-and-play installation.
– Addresses common symptoms of a failing camshaft position sensor.
– Extensive OEM cross-referencing for confident fitment.
Cons:
– Only includes camshaft position sensors; doesn’t address VVT actuators or crankshaft sensors.
User Impressions:
Customers frequently praise this product for its perfect fit and the fact that it comes as a pair, making it convenient and cost-effective. Many reported that these sensors successfully cleared their “Check Engine” light and restored proper vehicle performance.
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3. Intake and Exhaust Camshaft Position Actuator VVT Solenoid… (Another Comprehensive Kit)

This is another excellent comprehensive kit, similar in scope to our first pick, focusing on boosting overall engine performance and ensuring precise timing. It specifically highlights how the included camshaft and crankshaft position sensors work in conjunction with the VVT solenoids to optimize ignition and fuel injection. For your 2013 GMC Terrain, this means potentially better fuel efficiency, reduced emissions, and smoother operation. Plus, it comes with a caring commitment: a 12-month warranty for extra peace of mind.
Key Features:
– Compatible with 2.0L, 2.2L, or 2.4L engines in your 2010-2017 GMC Terrain.
– Replaces both Intake and Exhaust Actuator Solenoids.
– Includes Camshaft Position Sensor and Engine Crankshaft Position Sensor.
– Designed to boost engine performance, improve fuel efficiency, and reduce emissions.
– Backed by a 12-month warranty.
Pros:
– Provides a full suite of components for engine timing system health.
– Aims for significant improvements in engine performance and fuel economy.
– Comes with a reassuring 12-month warranty.
– Direct fit for compatible vehicles.
Cons:
– May be more than you need if only a single sensor is faulty.
– Higher initial cost compared to just a sensor.
User Impressions:
Reviewers often report that this kit effectively resolves multiple error codes and engine issues, restoring their vehicle’s driveability. The inclusion of a warranty is a significant plus for many, adding confidence in the purchase.
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4. Set of 2 Camshaft Position Sensor 12577245 Compatible with… (Pair with Extended Warranty)

This set is another fantastic option if you’re looking for a pair of high-quality camshaft position sensors for your 2013 GMC Terrain. What makes this stand out is its robust 18-month worry-free warranty, offering an extended period of protection for your purchase. It boasts direct replacement functionality, ensuring that installation is as simple as possible – just plug it in and you’re good to go. It’s perfect for those who value long-term assurance alongside effective performance.
Key Features:
– Contains two (2) engine camshaft position sensors.
– Direct replacement for original OEM parts, ensuring easy plug-in installation.
– Compatible with 2010-2017 GMC Terrain and various other GM models.
– Extensive list of reference OEM numbers (e.g., 12577245, 917-720).
– Comes with an 18-month worry-free warranty.
Pros:
– Excellent value by providing two sensors.
– Simple, direct plug-in installation.
– Comprehensive OEM cross-reference for fitment accuracy.
– Outstanding 18-month warranty provides peace of mind.
Cons:
– Doesn’t include other related components like VVT actuators or crankshaft sensors.
User Impressions:
Customers frequently highlight the ease of installation and the immediate resolution of engine performance issues. The longer warranty period is a definite bonus for many, signifying the manufacturer’s confidence in their product.
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5. 12577245 Camshaft Position Sensor Compatible with Chevy… (Single Sensor)

If you’ve pinpointed that you only need a single camshaft position sensor for your 2013 GMC Terrain, this individual sensor is a straightforward and cost-effective choice. It’s designed as a direct replacement for your original part, meaning you won’t need any complex adjustments or extra tools for installation. It carries the same extensive compatibility and robust 18-month warranty as its “pair” counterpart from the same brand, making it a reliable pick if a solo replacement is all you require.
Key Features:
– Single engine camshaft position sensor.
– Direct replacement for OEM part number 12577245 and others.
– Compatible with 2010-2017 GMC Terrain and a wide range of other GM vehicles.
– Simple plug-in installation method.
– Backed by an 18-month worry-free warranty.
Pros:
– Ideal if you only need one sensor, reducing unnecessary cost.
– Easy direct replacement installation.
– Strong 18-month warranty offers great peace of mind.
– Wide vehicle compatibility.
Cons:
– Only one sensor included; if your vehicle needs two, you’ll have to buy another.
– Doesn’t include any other related timing components.
User Impressions:
Users report that this single sensor is a reliable fix for common issues like rough idling and check engine lights. The simple installation and the reassuring warranty are frequently mentioned positives, making it a popular choice for targeted repairs.
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Frequently Asked Questions (FAQ)
Q1: What are the common symptoms of a failing 2013 GMC Terrain camshaft position sensor?
A1: Common symptoms include a “Check Engine” light illumination, rough idling, engine stalling, poor acceleration, decreased fuel efficiency, difficulty starting the vehicle, and sometimes, engine misfires.
Q2: Can I replace the camshaft position sensor on my 2013 GMC Terrain myself?
A2: For many models, including the 2013 GMC Terrain, replacing the camshaft position sensor is a relatively straightforward DIY task, especially for those with basic mechanical skills. It usually involves unplugging the old sensor and plugging in the new one. However, always consult your vehicle’s service manual for specific instructions and location.
Q3: What’s the difference between a camshaft position sensor and a crankshaft position sensor?
A3: Both are crucial for engine timing. The camshaft position sensor monitors the position of the camshaft, which controls valve opening and closing. The crankshaft position sensor monitors the position and speed of the crankshaft, which indicates piston position. Together, they provide the ECU with precise data for fuel injection and ignition timing.
Q4: Will a new camshaft position sensor improve my 2013 GMC Terrain’s fuel economy?
A4: If your old camshaft position sensor was faulty, causing incorrect engine timing, then yes, replacing it with a new one can significantly improve your engine’s efficiency and, as a result, your fuel economy.
Q5: How many camshaft position sensors does a 2013 GMC Terrain have?
A5: Many 2.0L, 2.2L, and 2.4L engines used in the 2013 GMC Terrain (and other GM models) typically have two camshaft position sensors: one for the intake camshaft and one for the exhaust camshaft. It’s always a good idea to check your specific engine configuration or consult your vehicle’s manual.
Q6: Do I need to reset my ECU after replacing the camshaft position sensor?
A6: After replacing the sensor, it’s often a good idea to clear any stored diagnostic trouble codes (DTCs) using an OBD-II scanner. In some cases, the ECU might adapt on its own after a few drive cycles, but clearing the codes ensures a fresh start and confirms the fix.
Q7: How important is the OEM part number when buying a replacement camshaft position sensor?
A7: Very important! Matching the OEM part number, or using a replacement that cross-references to it, ensures compatibility and proper fitment. Different sensors can have slightly different connectors or mounting points, even if they look similar. Always double-check your vehicle’s exact make, model, year, and engine type.
Final Thoughts
A working 2013 GMC Terrain camshaft position sensor is absolutely essential for your vehicle’s smooth operation and overall health. Whether you choose a single replacement, a convenient pair, or a comprehensive kit that addresses multiple timing components, investing in a quality part will save you headaches and help your Terrain run its best. Remember to always confirm compatibility with your specific vehicle before making a purchase, and happy driving!
