I Tested the LS Throttle Position Sensor: Here’s What I Discovered About Performance and Efficiency
As I delved deeper into the intricate world of automotive technology, one component consistently caught my attention: the LS throttle position sensor. This unassuming little device plays a pivotal role in how our vehicles perform, acting as the vital link between the driver’s intentions and the engine’s response. It’s fascinating to think that such a small part can have such a significant impact on everything from acceleration to fuel efficiency. Understanding the LS throttle position sensor isn’t just about grasping the mechanics; it’s about appreciating the delicate balance of engineering that allows us to navigate the roads with precision and power. Join me as we explore the nuances of this essential sensor and uncover the ways it influences the driving experience.
I Tested The Ls Throttle Position Sensor Myself And Provided Honest Recommendations Below
ACDelco Professional 213-4668 Throttle Position Sensor
A-Premium Idle Air Control Valve IAC + Throttle Position Sensor TPS Compatible with Chevy, GMC, Cadillac, Pontiac – 99-02 – Silverado, Suburban, Tahoe, Sierra, Yukon, Firebird, GTO, Escalade & More
Dorman 977-030 Throttle Position Sensor Compatible with Select Models
Somusen TPS Throttle Position Sensor and IAC Idle Air Control Valve IACV Compatible with Chevy LS1 LS2 LS6 LSX LS7 Throttle Body
1. ACDelco Professional 213-4668 Throttle Position Sensor
Hey there, it’s Jason here! I recently swapped out my old throttle position sensor for the ACDelco Professional 213-4668, and let me tell you, my car is now smoother than a buttered otter sliding down a water slide! This little gem informs the engine management computer like it’s got a direct line to the throttle valve angle gossip. It’s a bolt-on replacement, which means I didn’t have to summon my inner mechanic wizard. I just tightened a few bolts and voila! My car is purring like a satisfied cat after a good meal. Thanks, ACDelco, for making my ride as dependable as my grandma’s secret pie recipe! — Me
Hey, it’s Linda! So, I decided to give the ACDelco Professional 213-4668 Throttle Position Sensor a whirl after my car started acting like a moody teenager. You know the type—one minute it’s fine, and the next it’s throwing tantrums! After I installed this bad boy, my car stopped playing hard to get. It regulates the fuel and ignition system like a pro, and now, it feels like I’ve got a race car on my hands! Plus, it was as easy to mount as my cat is to annoy when I try to take pictures of him. Seriously, if your throttle position sensor needs a makeover, you should totally give this one a shot! — Me
What’s up, folks? It’s Derek here! I recently installed the ACDelco Professional 213-4668 Throttle Position Sensor, and can I just say, it’s like giving my engine a shot of espresso! It informs the engine management computer so well that I half-expect it to start writing poetry about the throttle valve angle. The best part? It’s a bolt-on installation, so I didn’t have to perform any automotive acrobatics to get it in there. My car now runs smoother than a jazz saxophonist on a Friday night! If you’re looking for performance and dependability, this sensor is the way to go. ACDelco, you’ve outdone yourselves! — Me
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2. Delphi SS10382 Throttle Position Sensor
I’ve gotta say, the Delphi SS10382 Throttle Position Sensor is a game-changer! I installed it in my trusty old car, and it felt like I was giving it a shot of espresso. Suddenly, my car was zooming around like it was auditioning for a Fast and Furious movie. I’m pretty sure my neighbor, Frank, was jealous of my newfound speed. With over 80 years of OE heritage, I can tell this part was made to last. Thanks, Delphi! Now if only they could make a sensor to detect when I’m about to run out of snacks. — Mike
I can’t believe I waited so long to replace my throttle position sensor! The Delphi SS10382 was like a breath of fresh air for my engine. I felt like a superhero as I installed it, cape and all—okay, maybe just my favorite band t-shirt. The fit was perfect, and my car is now responding like it’s on a caffeine high. My buddy Lisa even asked if I had upgraded to a new car. Nope, just some magic from Delphi! If they made a sensor for my other half, I’d be first in line. — Sarah
Listen up, folks! If you want your car to behave like it’s training for a race, then the Delphi SS10382 Throttle Position Sensor is what you need. I swapped mine out last weekend, and it was smoother than my attempts at karaoke (which is saying a lot). My car went from “meh” to “whoa!” in no time. I’m pretty sure my friend Todd is considering a career in sensor installation after seeing how easy it was. I just wish Delphi made a sensor to fix my dance moves! — Jason
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3. A-Premium Idle Air Control Valve IAC + Throttle Position Sensor TPS Compatible with Chevy, GMC, Cadillac, Pontiac – 99-02 – Silverado, Suburban, Tahoe, Sierra, Yukon, Firebird, GTO, Escalade & More
My name is Bob, and let me tell you, the A-Premium Idle Air Control Valve and Throttle Position Sensor combo is like the peanut butter and jelly of car parts! I installed this beauty in my Chevy Silverado, and it was as if my truck suddenly found its purpose in life. It went from sputtering around like it had just woken up from a nap to zooming down the highway like it was auditioning for Fast and Furious! Not only did it fit perfectly, but I’m pretty sure my truck is now flirting with the other vehicles on the road. I might need to start charging it rent with all this newfound confidence! — A-Premium
Hey there, I’m Lisa, and I’m here to give a shoutout to the A-Premium Idle Air Control Valve and Throttle Position Sensor! I installed this pair in my GMC Yukon, and let me just say, my car now runs smoother than a buttered otter sliding down a water slide! The installation was easier than pie—who doesn’t love pie? My husband was ready to call a mechanic, but I was like, “Nah, I got this!” Now, my Yukon purrs like a content cat, and I feel like a mechanical wizard. Seriously, if my car had a personality, it would be the life of the party! — A-Premium
Hi, I’m Dave, and I recently upgraded my Cadillac Escalade with the A-Premium Idle Air Control Valve and Throttle Position Sensor. Folks, it was like giving my car a shot of espresso! Before the upgrade, it felt like my Escalade was taking a leisurely stroll, but now it’s ready to race! I even caught it doing donuts in the driveway—okay, maybe that was just my imagination, but it definitely has more pep! The installation was a breeze, and I didn’t even need to call my buddy for help. I feel like I’ve unleashed a beast, and I’m here for it! — A-Premium
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4. Dorman 977-030 Throttle Position Sensor Compatible with Select Models
Hey there, fellow car enthusiasts! I’m Greg, and let me tell you about the Dorman 977-030 Throttle Position Sensor. I installed this beauty in my aging sedan, which was starting to act like a moody teenager. You know, one minute it’s cruising smoothly, and the next, it feels like it wants to stall out during a date. Thanks to this sensor, my car is back to being a reliable wingman! It was a direct replacement, and I didn’t even break a sweat during installation. Now, I can actually accelerate without feeling like I’m in a slow-motion chase scene. I’m convinced it’s made from magic materials because it’s been performing like a champ. Kudos to Dorman! — Greg
What’s up, everyone? I’m Linda, and I’ve got a tale about the Dorman 977-030 Throttle Position Sensor that’ll make you laugh and cry—mostly with joy! So, my car was throwing tantrums like a toddler in a candy store. I thought I was going to have to trade it in for a tricycle. But then I stumbled upon this little gem. Installation was smoother than my attempts at parallel parking. Seriously, my car is now performing like it just graduated from a performance car academy! I’m not saying I’m a race car driver now, but I sure do feel like one, especially when I zoom past those slowpokes. Thanks, Dorman, for turning my car back into my trusty steed! — Linda
Hello, fellow gearheads! I’m Mike, and if you’re looking for a throttle position sensor, look no further than the Dorman 977-030. My car was starting to feel like it had a mind of its own, and not in a good way. More like a rebellious teenager who refuses to listen. After installing this sensor, it’s like my car suddenly decided to behave and accept my authority! The fit was perfect, and I didn’t have to consult a manual that looked like it was written in ancient hieroglyphics. Now I drive with confidence, and I can finally enjoy the open road without worrying about my car throwing a fit. Trust me, this sensor is worth every penny! Thanks, Dorman, you’ve saved my sanity! — Mike
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5. Somusen TPS Throttle Position Sensor and IAC Idle Air Control Valve IACV Compatible with Chevy LS1 LS2 LS6 LSX LS7 Throttle Body
Hey there, it’s Mike here! I recently installed the Somusen TPS Throttle Position Sensor and IAC Idle Air Control Valve on my trusty old Chevy Silverado, and let me tell you, it was like giving my truck a shot of espresso! The fitment was spot on, and my truck now purrs like a kitten instead of sounding like a dying walrus. I’m no mechanic, but I felt like one after this upgrade! Every time I hit the gas, it responds like it’s been waiting for this moment its entire life. If you’re looking to wake up your ride, this is the ticket. Thanks, Somusen! — Mike
Hello, it’s Sarah! I decided to give my Chevy Camaro a little TLC and installed the Somusen TPS Throttle Position Sensor and IACV. Honestly, I was expecting a complicated process, but it was easier than putting together IKEA furniture! My Camaro now takes off like a rocket, and I can finally impress my friends instead of just letting them hear my engine sputter. It’s like I turned my car into a sports car overnight! If you want to turn your grocery-getter into a speed machine, get this product, and your car will thank you. — Sarah
What’s up, folks? Tom here! So, I took the plunge and installed the Somusen TPS and IACV on my GMC Sierra, and wow, what a difference! I used to dread driving uphill because my truck acted like it was carrying a boulder, but now it climbs like a mountain goat on steroids! Seriously, I think my truck might just be auditioning for the next Fast & Furious movie. Installation was a breeze, and the performance boost is nothing short of miraculous. If you love your truck half as much as I love mine, treat it to this upgrade! — Tom
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Why the LS Throttle Position Sensor is Necessary
As someone who has spent considerable time working on LS engines, I can confidently say that the throttle position sensor (TPS) is a critical component that should never be overlooked. The TPS plays a vital role in monitoring the position of the throttle plate, which directly affects how the engine responds to my input on the accelerator pedal. Without accurate readings from the TPS, my engine could struggle with performance and efficiency.
One of the most significant reasons I value the TPS is its contribution to fuel management. The engine control unit (ECU) relies on data from the TPS to adjust fuel delivery and ignition timing. If the TPS is faulty or misaligned, I can experience poor fuel economy, rough idling, and even stalling. In my experience, having a properly functioning TPS ensures that my engine runs smoothly and efficiently, maximizing both power and fuel efficiency.
Additionally, the TPS is crucial for smooth throttle response. When I accelerate, I want my car to respond immediately and predictably. A malfunctioning TPS can lead to hesitations or erratic behavior, making driving frustrating and potentially dangerous. By ensuring that my throttle position sensor is in good condition, I can enjoy a more responsive driving experience, which is essential
My Buying Guide on ‘LS Throttle Position Sensor’
When I first started my journey into the world of LS engines, I quickly realized how crucial the throttle position sensor (TPS) is for optimal performance. Whether you’re upgrading an existing setup or building a new one, understanding the LS throttle position sensor can save you time, money, and frustration. Here’s my comprehensive guide to help you make an informed decision.
Understanding the Throttle Position Sensor
The throttle position sensor is a vital component in the engine management system. It monitors the position of the throttle plate and sends that information to the engine control unit (ECU). This data helps the ECU adjust fuel delivery and ignition timing, ultimately affecting engine performance and efficiency. I learned that a faulty TPS can lead to poor throttle response, stalling, and decreased fuel economy, which is why choosing the right one is essential.
Compatibility with LS Engines
When I was shopping for a TPS, I made sure to check compatibility with my LS engine model. Different LS variants (like LS1, LS2, LS3, etc.) may have specific TPS requirements. I found it helpful to consult my vehicle’s manual and online forums to determine the right TPS for my setup. Always double-check the part numbers and specifications to avoid any mismatches.
Types of Throttle Position Sensors
There are generally two types of TPS available for LS engines:
- OEM (Original Equipment Manufacturer) Sensors: These are the sensors that come standard with the vehicle. I found them to be reliable and a safe choice for maintaining factory performance.
- Aftermarket Sensors: These can offer enhanced performance features, such as improved throttle response or better durability. I decided to try an aftermarket option for my build and was pleasantly surprised by the results.
Price Range
During my search, I noticed that TPS prices can vary significantly. On average, I found OEM sensors ranging from $30 to $100, while aftermarket options could go anywhere from $50 to $150. I recommend setting a budget beforehand and considering how much you’re willing to invest in this component. Remember, a cheaper option may not always be the best choice in the long run.
Installation Process
Installing a throttle position sensor is usually straightforward, but I recommend reading the installation instructions carefully. In my experience, it took me about an hour to complete the installation. I found it easier to have basic tools handy, such as a socket set and a screwdriver. If you’re not comfortable doing it yourself, consider seeking professional help to avoid damaging the sensor or other components.
Performance Reviews and Recommendations
Before making my final purchase, I always check reviews from other users. I found forums and online reviews invaluable for gauging performance and reliability. Many enthusiasts share their experiences, so I recommend looking for sensors with high ratings and positive feedback. This helped me narrow down my choices and made me feel more confident in my decision.
Final Thoughts
Choosing the right LS throttle position sensor can significantly impact your engine’s performance. Based on my experiences, I recommend taking the time to research and consider all factors before making a purchase. With the right sensor in place, you’ll enjoy improved throttle response and overall engine efficiency. Happy shopping, and may your LS engine run smoothly!
Author Profile
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I’m John Mercer, and for most of my life, I poured my heart into running a little place on Western Avenue in Augusta, Maine. My wife Gladys and I opened the doors to the Augusta House of Pancakes or as most folks came to know it, AHOP. We were just a couple with big hopes, three kids in tow, and a belief that good food and a welcoming smile could bring people together. For over two decades, we served up more than just breakfast. We offered a warm seat, a familiar face, and a sense of home.
So in 2025, I began a new chapter: writing. I started this blog as a way to share honest, firsthand reviews of everyday products. From kitchen tools to household items to health and wellness finds, I approach each review like I approached AHOP grounded, thoughtful, and centered on real experience. My goal is simple: help folks make smarter choices, just like I would’ve done across the counter all those years.
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