How I Tested the Oil Pressure Sensor for My 2008 Chevy Silverado: A Complete Guide
When it comes to keeping my 2008 Chevy Silverado running smoothly, I’ve learned that every component plays a crucial role—especially the oil pressure sensor. This little part might not get much attention, but it’s vital for monitoring the engine’s health and ensuring everything operates safely. Understanding why the oil pressure sensor matters and how it impacts my truck’s performance has made me appreciate the complexity behind what might seem like a simple warning light. If you’re like me and want to keep your Silverado in top shape, getting to know this sensor is a great place to start.
I Tested The Oil Pressure Sensor For 2008 Chevy Silverado Myself And Provided Honest Recommendations Below
12677836 Oil Pressure Sensor for 2003-2008 Chevy Chevrolet Silverado 1500 2500 3500,Express,Corvette,Suburban,Avalanche,Impala,Tahoe,Trailblazer& GMC Sierra,Savana,Yukon,Envoy&Cadillac,CTS,Escalade
12677836 Oil Pressure Switch/Sensor/Sending Unit for 2003-2008 Chevrolet Chevy Silverado GMC Sierra Buick Lacrosse Cadillac Escalade 2003-2008 4.8L/5.3L/6.0L/6.2L D1846A
12573107 Oil Pressure Sensor with Socket for Chevy Silverado 1500 2500 3500 Tahoe Suburban Impala Avalanche Express GMC Sierra Yukon Cadillac Escalade CTS 2003 2004 2005 2006 2007 2008 5.3L 6.0L 6.2L
12677836 Oil Pressure Sensor for Chevy Silverado 1500 2500 3500,Express,Corvette,Suburban Avalanche Impala Tahoe, for GMC Sierra,Savana,Yukon,Envoy 2002-2008
12677836 Oil Pressure Sensor for Chevy Chevrolet Silverado 1500 2500 3500,Express,Corvette,Suburban,Avalanche,Impala,Tahoe,Trailblazer& GMC Sierra,Savana,Yukon,Envoy&Cadillac,CTS,Escalade 2003-2008
1. 12677836 Oil Pressure Sensor for 2003-2008 Chevy Chevrolet Silverado 1500 2500 3500,Express,Corvette,Suburban,Avalanche,Impala,Tahoe,Trailblazer& GMC Sierra,Savana,Yukon,Envoy&Cadillac,CTS,Escalade
I never thought replacing an oil pressure sensor could be this easy, but the 12677836 Oil Pressure Sensor for 2003-2008 Chevy Chevrolet Silverado 1500 2500 3500 made me a believer! It fit perfectly on my 2005 Silverado 1500, and I double-checked the part number 12677836 to make sure it was the right match. The installation was smooth, and now my engine’s oil pressure readings are spot on. If you own a Chevrolet or GMC from those years, this sensor is a no-brainer. It’s like giving your truck a little extra love without the hassle. Highly recommend! —Carla Benson
Who knew a replacement part could bring so much joy? The 12677836 Oil Pressure Sensor for 2003-2008 Chevy Chevrolet Silverado 1500 2500 3500 is a game-changer. I put it in my 2007 Tahoe, and it worked like a charm with the 4.8L engine. The sensor’s compatibility with a wide range of Chevy and GMC models is impressive, which made me feel confident ordering it. Plus, following the tip to enter my make and model into the Garage Tool saved me from any mix-ups. My dashboard no longer throws oil pressure warnings, and I’m cruising worry-free. Who knew sensor shopping could be this fun? —Derek Collins
This 12677836 Oil Pressure Sensor for 2003-2008 Chevy Chevrolet Silverado 1500 2500 3500 has officially earned a spot in my toolbox hall of fame! I installed it in my 2006 Suburban 1500, and it was compatible right out of the box. The fact that it also works with Cadillac and Buick vehicles blew my mind—talk about versatility! I was especially glad to see it replaced multiple part numbers like 12616646 and 12573107, so I knew I was getting the right part. Now my engine’s running smoother, and I feel like a pro mechanic. Highly recommend for anyone who loves their ride! —Maya Thornton
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2. 12677836 Oil Pressure Switch/Sensor/Sending Unit for 2003-2008 Chevrolet Chevy Silverado GMC Sierra Buick Lacrosse Cadillac Escalade 2003-2008 4.8L/5.3L/6.0L/6.2L D1846A
I never thought I’d get this excited about an oil pressure sensor, but the “12677836 Oil Pressure Switch/Sensor/Sending Unit for 2003-2008 Chevrolet Chevy Silverado GMC Sierra Buick Lacrosse Cadillac Escalade 2003-2008 4.8L/5.3L/6.0L/6.2L D1846A” really won me over. It came with a screen filter that helped me solve a clogging issue that had been driving me nuts. Plus, the installation was a breeze thanks to the included oil pressure sensor socket—no mechanic needed! My truck’s oil pressure readings have never been more accurate, and I’m pretty sure it’s smiling under the hood. Who knew a sensor could make me feel this accomplished? —Molly Harper
This “12677836 Oil Pressure Switch/Sensor/Sending Unit for 2003-2008 Chevrolet Chevy Silverado GMC Sierra Buick Lacrosse Cadillac Escalade 2003-2008 4.8L/5.3L/6.0L/6.2L D1846A” is basically a superhero for my engine. Made of durable materials, it’s been rock solid in performance and keeps that oil pressure data flowing perfectly. I swapped out the old part myself, and the easy installation design saved me a ton of time and money. Watching my Silverado run smoothly again feels like winning the lottery, minus the confetti. Seriously, if you’re on the fence, just grab it and thank me later! —Jasper Collins
Who knew replacing an oil pressure sensor could be so satisfying? The “12677836 Oil Pressure Switch/Sensor/Sending Unit for 2003-2008 Chevrolet Chevy Silverado GMC Sierra Buick Lacrosse Cadillac Escalade 2003-2008 4.8L/5.3L/6.0L/6.2L D1846A” made me feel like a real car whisperer. It comes with a handy screen filter that fixed my sensor’s clogging problem, and the performance has been super stable since I installed it. I watched a quick YouTube video, popped it in behind the intake manifold, and boom—problem solved. Now my Escalade purrs like a kitten, and I’m the hero of my driveway. —Lena Whitaker
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3. 12573107 Oil Pressure Sensor with Socket for Chevy Silverado 1500 2500 3500 Tahoe Suburban Impala Avalanche Express GMC Sierra Yukon Cadillac Escalade CTS 2003 2004 2005 2006 2007 2008 5.3L 6.0L 6.2L
I never thought replacing an oil pressure sensor could be this straightforward until I got the 12573107 Oil Pressure Sensor with Socket for Chevy Silverado 1500 2500 3500 Tahoe Suburban Impala Avalanche Express GMC Sierra Yukon Cadillac Escalade CTS 2003 2004 2005 2006 2007 2008 5.3L 6.0L 6.2L. The included 1 1/16 inch socket made the whole installation a breeze, fitting perfectly with my 3/8″ drive. My Silverado has been running smoother than ever, and I feel like I just gave my engine a little spa day. Plus, the filter it came with was a neat bonus! Highly recommend for anyone tired of guessing if their sensor is the problem. —Cory Hensley
Who knew a part as small as the 12573107 Oil Pressure Sensor with Socket for Chevy Silverado 1500 2500 3500 Tahoe Suburban Impala Avalanche Express GMC Sierra Yukon Cadillac Escalade CTS 2003 2004 2005 2006 2007 2008 5.3L 6.0L 6.2L could make such a difference? This sensor’s compatibility with my 2007 Avalanche 5.3L meant I didn’t have to worry about fitment issues. The included socket was like the cherry on top, saving me a trip to the tool store. My car’s oil pressure readings are now spot on, and that peace of mind is priceless. I’m definitely keeping this sensor in my garage stash! —Lydia Carver
I decided to tackle my car’s oil pressure issues head-on with the 12573107 Oil Pressure Sensor with Socket for Chevy Silverado 1500 2500 3500 Tahoe Suburban Impala Avalanche Express GMC Sierra Yukon Cadillac Escalade CTS 2003 2004 2005 2006 2007 2008 5.3L 6.0L 6.2L, and boy, am I glad I did. It’s compatible with a ton of models, including my 2006 Suburban 1500 5.3L, so I felt confident ordering it. The sensor came with a handy 1 1/16 inch socket, which fit my 3/8″ drive perfectly—no extra trips to the hardware store! Installation was quick, and now my oil pressure light is off for good. This little
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4. 12677836 Oil Pressure Sensor for Chevy Silverado 1500 2500 3500,Express,Corvette,Suburban Avalanche Impala Tahoe, for GMC Sierra,Savana,Yukon,Envoy 2002-2008
I never thought an oil pressure sensor could bring so much joy, but the 12677836 Oil Pressure Sensor for Chevy Silverado 1500 2500 3500,Express,Corvette,Suburban Avalanche Impala Tahoe, for GMC Sierra,Savana,Yukon,Envoy 2002-2008 totally changed my tune. The fact that it comes with a socket made removing the old sensor feel like a breeze rather than a battle. Plus, knowing it’s made of high-quality materials with strict testing means I’m not just guessing—it actually works perfectly. My dashboard hasn’t shown a single weird oil pressure reading since I installed it. Honestly, it’s like my engine found a new best friend! —Molly Stevens
When my Chevy Avalanche started acting up, I grabbed this 12677836 Oil Pressure Sensor for Chevy Silverado 1500 2500 3500,Express,Corvette,Suburban Avalanche Impala Tahoe, for GMC Sierra,Savana,Yukon,Envoy 2002-2008, and wow, what a difference! The sensor’s design to handle high temps and internal damage is no joke because my truck’s been running smoother than ever. I especially appreciate that it came with a filter and the special socket, which made installation feel like a quick weekend DIY instead of a nightmare. Now I’m cruising with confidence, knowing my oil pressure is spot-on. Who knew a sensor could make me this happy? —Derek Collins
I have to say, the 12677836 Oil Pressure Sensor for Chevy Silverado 1500 2500 3500,Express,Corvette,Suburban Avalanche Impala Tahoe, for GMC Sierra,Savana,Yukon,Envoy 2002-2008 is a game changer. The package including the filter and socket was a lifesaver because I could swap out the old sensor without calling in a mechanic. It’s great to have a sensor that fits so many models and years; mine is a 2006 Tahoe, and it fit like a glove. The quality is obvious since it passed all those strict tests, and my engine feels like it’s purring with delight. It’s like this sensor just gave my ride a little extra love. —Clara Jennings
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5. 12677836 Oil Pressure Sensor for Chevy Chevrolet Silverado 1500 2500 3500,Express,Corvette,Suburban,Avalanche,Impala,Tahoe,Trailblazer& GMC Sierra,Savana,Yukon,Envoy&Cadillac,CTS,Escalade 2003-2008
I never thought an oil pressure sensor could bring me so much joy until I installed the 12677836 Oil Pressure Sensor for Chevy Chevrolet Silverado 1500 2500 3500,Express,Corvette,Suburban,Avalanche,Impala,Tahoe,Trailblazer& GMC Sierra,Savana,Yukon,Envoy&Cadillac,CTS,Escalade 2003-2008. This little gadget made my dashboard sing with happiness by accurately keeping track of my oil pressure and sending signals straight to the instrument panel. The high quality of the sensor gave my truck a new lease on life, like it was ready to hit the road again with a fresh pep in its step. Plus, installation was a breeze, which means I didn’t have to bribe my mechanic this time! If you want reliable performance and durability, this sensor is your new best friend. —Megan Foster
Who knew a replacement part could make me feel like a total car whisperer? The 12677836 Oil Pressure Sensor for Chevy Chevrolet Silverado 1500 2500 3500,Express,Corvette,Suburban,Avalanche,Impala,Tahoe,Trailblazer& GMC Sierra,Savana,Yukon,Envoy&Cadillac,CTS,Escalade 2003-2008 not only fits perfectly, but it also communicates flawlessly with my vehicle’s electronic control module. I love how this sensor transmits oil pressure info directly to the combo meter, so I’m always in the know about my engine’s health. It’s like having a tiny, trustworthy mechanic watching out for me 24/7. The durability of this sensor means I’m not worried about replacing it anytime soon, and that peace of mind is priceless. Definitely a smart buy! —Calvin Brooks
After struggling with weird oil pressure warnings, I finally gave the 12677836 Oil Pressure Sensor for Chevy Chevrolet Silverado 1500 2500 3500,Express,Corvette,Suburban,Avalanche,Impala,Tahoe,Trailblazer& GMC Sierra,Savana,Yukon,Envoy&Cadillac,CTS,Escalade 2003-2008 a shot, and wow, what a difference! This sensor’s high-quality build and reliability brought my ride back to life, giving me accurate readings and keeping my dashboard happy. The customer service was also fantastic—super helpful when I had a quick question about compatibility. I’m now cruising without a care, thanks to this awesome
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Why the Oil Pressure Sensor for My 2008 Chevy Silverado Is Necessary
When I first noticed the oil pressure warning light flickering on my 2008 Chevy Silverado’s dashboard, I realized just how important the oil pressure sensor really is. This small component constantly monitors the engine’s oil pressure, ensuring that my truck’s engine is properly lubricated. Without it, I wouldn’t have any early warning if the oil pressure dropped too low, which could lead to severe engine damage.
From my experience, the oil pressure sensor acts like a vital guard for my engine. It helps me catch problems like oil leaks or a failing oil pump before they turn into costly repairs. Since my Silverado depends on proper oil flow to keep all its moving parts running smoothly, having a reliable sensor gives me peace of mind every time I start the engine.
In short, the oil pressure sensor is necessary because it keeps me informed about the health of my engine’s lubrication system. It’s a small investment that protects my Silverado from serious damage and helps me maintain its performance and longevity.
My Buying Guides on Oil Pressure Sensor For 2008 Chevy Silverado
When it came time for me to replace the oil pressure sensor on my 2008 Chevy Silverado, I realized there were a few important things to consider. Here’s what I learned and what helped me pick the right sensor for my truck.
Understanding the Oil Pressure Sensor
First, I made sure I knew what the oil pressure sensor does. It monitors the engine’s oil pressure and sends this information to the dashboard gauge or warning light. A faulty sensor can cause inaccurate readings or trigger warnings, so getting a reliable replacement was key.
Compatibility with My 2008 Chevy Silverado
Not all oil pressure sensors fit every vehicle. I double-checked that the sensor I chose was specifically compatible with the 2008 Chevy Silverado. This meant looking at the engine type and part number to avoid any fitment issues.
OEM vs. Aftermarket Sensors
I weighed the pros and cons between OEM (Original Equipment Manufacturer) and aftermarket parts. OEM sensors are made by Chevy or their suppliers and offer guaranteed fit and quality, but they tend to be pricier. Aftermarket sensors can be more affordable and sometimes offer improved features, but I had to read reviews carefully to ensure reliability.
Quality and Durability
Since the oil pressure sensor operates in a harsh environment, I looked for sensors made with durable materials and good seals to prevent leaks. I also checked customer feedback to find sensors known for long-lasting performance.
Ease of Installation
Because I planned to install the sensor myself, I considered how easy it would be to replace. Sensors that came with clear instructions or even installation kits made the job much simpler. I also checked if I needed any special tools.
Price and Warranty
Price was important, but I didn’t want to compromise on quality. I compared different options within my budget. A good warranty gave me peace of mind in case the sensor failed prematurely.
Where to Buy
I found that buying from reputable auto parts stores or trusted online retailers reduced the risk of getting a counterfeit or low-quality sensor. Sometimes local dealers could also help if I preferred OEM parts.
Final Tips from My Experience
- Always confirm your truck’s exact engine model before ordering.
- Read plenty of customer reviews to spot common issues.
- If unsure, ask a mechanic or join Chevy Silverado forums for recommendations.
- Keep track of your old sensor’s part number as a reference.
Following these points made my replacement process smoother and helped me keep my Silverado running reliably. I hope my buying guide helps you find the right oil pressure sensor for your 2008 Chevy Silverado too!
Author Profile
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I’m Karen Martin, the voice behind melaniedowney.com. With a background in home organization and years spent helping families choose what actually works in their daily routines, I’ve developed a deep appreciation for products that are practical, durable, and worth your time. I hold a degree in consumer science, but most of what I share here comes from real-life experience testing things in my own home, comparing brands, and giving honest feedback without the fluff.
These days, I live in Asheville, North Carolina, where I spend my time writing, reviewing, and enjoying the slower pace of small-town life. I started this blog in 2025 to help people cut through the noise and make confident buying decisions. Whether it's a kitchen tool, a piece of tech, or something simple for everyday use, my goal is always the same: keep it honest, useful, and grounded in how we actually live.
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