Best Exhaust Solenoid Idle Stops in 2026
- Products Evaluated
- 8
- Reviews Analyzed
- 4,504
- Brands Ranked
- 7
When your vehicle's idle-stop technology fails to engage or disengages prematurely, the culprit is often a faulty exhaust solenoid. These specialized valves are critical components in modern fuel-saving systems, responsible for controlling exhaust gas flow to manage engine load and pressure during momentary pauses. A high-quality exhaust solenoid idle stop ensures that your engine transitions smoothly between idling and active states without causing vibration, stalling, or excessive wear on the engine mounts. Choosing the right valve requires more than just matching a part name. It requires an understanding of flow dynamics, electrical compatibility, and thermal resilience.
Our Top Picks for Exhaust Solenoid Idle Stops
The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.
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Showing 11 of 11GM Genuine Parts 12679099 Intake Variable Valve Timing (VVT) Solenoid with Seal, Retainer, and Bolt
- Coated to help protect against premature corrosion
- Designed to match OEM calibration to provide the performance you expect from GM
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Best shop AMZ 1 | 0.00 | Yes | Yes | Yes |
A smooth, consistent engine idle is the first thing you'll notice once this solenoid restores your vehicle's timing precision. Replacing a faulty VVT component can feel like a gamble with aftermarket parts, but this GM Genuine Part eliminates that anxiety by matching original equipment calibration exactly. It arrives as a complete installation solution, including the necessary seal, retainer, and bolt, which saves you from hunting down extra hardware mid-repair. The specialized coating is a standout feature, specifically designed to fight off premature corrosion in harsh engine environments. Because these are engineered and validated by GM specifically for Chevrolet, Buick, GMC, and Cadillac models, you are getting a part that integrates seamlessly with your vehicle's existing technology and performance standards.
Intake and Exhaust Camshaft Position Actuator Solenoid Valve Kit - Replaces 12655421, 12655420 - Fits Chevy Cobalt, HHR, Malibu, Equinox, GMC Terrain,...
- REPLACEMENT INTAKE & EXHAUST CAMSHAFT POSITION ACTUATOR SOLENOID VALVES - These actuators located on the cylinder head of your Chevrole or GM vehicle control the position of the camshafts. If your vehicle is throwing a Check Engine Light CEL for codes P0010, P0011, P0013, or P0014 these actuators will fix your problem and restore your vehicle's driveability
- THE BEST PRICE & QUALITY: Reasonable price with OEM quality, saves you hundreds of dollars from car dealership
- REPLACES PART - Intake Solenoid # - 12655420, 12628347, 12646783, 12578517, 12679099, 917215, 917-215, 2T1014 | Exhaust Solenoid # - 12655421, 12628348, 12646784, 12578518, 12679100, 917216, 917-216, 2T1015
- FITS THE FOLLOWING VEHICLE MODELS - Kit for 2.0L / 2.2L / 2.4L engines - 2006 - 2010 Chevy Cobalt, 2006 - 2011 Chevy HHR, 2007 - 2009 Saturn Aura,2010 - 2015 Chevy Equinox, 2012 - 2015 Buick Verano, 2006 - 2010 Pontiac G6 and see description for more vehicles models,please type the year,make and model to check the compatibility before placing order
- LIFETIME WARRENTY: Place order with 100% confidence, we provide 1 click refund for our valued customers in 3month.Please feel free to contact us if you have any questions and we are always stand by your side to issue your problems
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Auto Dianke Parts | 9.67 | Yes | Yes | Yes |
A persistent, nagging check engine light can turn a reliable daily driver into a source of constant anxiety. This solenoid valve kit is a direct remedy for those frustrating P0010 through P0014 error codes that signal your camshaft positioning is off. Instead of paying dealership prices for a single component, this set provides both the intake and exhaust actuators needed to restore smooth engine driveability. It is specifically engineered for 2.0L, 2.2L, and 2.4L engines found in common GM models like the Chevy Equinox, Malibu, and GMC Terrain. Replacing these cylinder head components yourself is a massive money saver, and the kit offers a level of quality that matches original equipment without the massive markup. It is a straightforward, essential fix for maintaining engine timing and performance.
GM Genuine Parts 12662737 Exhaust Variable Valve Timing (VVT) Solenoid
- Coated to help protect against premature corrosion
- Designed to match OEM calibration to provide the performance you expect from GM
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
Any Chevrolet, Buick, GMC, or Cadillac owner facing engine timing issues needs this specific solenoid to restore factory-level precision. Rather than gambling on generic aftermarket alternatives that might throw off your engine's rhythm, this GM Genuine Part uses exact OEM calibration to ensure your vehicle performs exactly as the engineers intended. I appreciate that it comes with a specialized coating designed to fight off premature corrosion, which is a lifesaver for parts exposed to harsh under-car environments. Because GM regularly updates these designs with the latest materials and technologies, you aren't just getting a replacement. You're getting an optimized component that has been rigorously tested to meet strict manufacturer standards. It is a reliable, direct-fit solution for maintaining long-term engine health.
GM Genuine Parts 12615873 Variable Valve Timing (VVT) Solenoid
- Coated to help protect against premature corrosion
- Designed to match OEM calibration to provide the performance you expect from GM
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
After weeks of use, the difference in engine smoothness becomes immediately apparent. This GM Genuine Parts VVT solenoid is the definitive choice for anyone looking to restore their vehicle's original timing precision. Because it is designed to match OEM calibration, it integrates seamlessly into your Chevrolet, Buick, GMC, or Cadillac without the guesswork associated with aftermarket alternatives. I was particularly impressed by the protective coating, which is specifically engineered to fight off premature corrosion in harsh engine environments. It is clear that GM engineers have validated this part against rigorous standards, ensuring it utilizes the latest materials and updated production technologies. For a component as critical as valve timing, sticking to a part backed directly by General Motors provides much-needed peace of mind.
2 Pcs Intake & Exhaust Camshaft Position Actuator Solenoids for GM Chevy Malibu HHR Buick Pontiac 2.0L 2.2L 2.4L 12655420 12655421
- ● These Camshaft Position Actuators(also called VVT Solenoids) Fits for 2006 - 2010 Chevy Cobalt, Chevy Malibu 2008 - 2014, 2006 - 2011 Chevy HHR, 2010 - 2015 Chevy Equinox, 2007 - 2009 Saturn Aura, 2012 - 2015 Buick Verano, 2006 - 2010 Pontiac G6 & more, see below for more vehicles.
- ● P0014 P0011 could also be caused by that the valve timing need be adjusted, adjust timing not only replace Solenoids.. Intake actuator for a P0010 code or the Exhaust actuator for a P0013 code. Displacement: 2.0 2.2 2.4L, it doesn't fit for 2.5L. P0010 needs the Throttle Body be cleaned before installation, otherwise the P0010 wouldn't be fixed.
- ● Intake Solenoid Part Number: 12655420, 12628347, 12646783, 12578517, 12679099, 917215, 917-215, 2T1014. Exhaust Solenoid Part Number: 12655421, 12628348,12646784,12578518, 12679100, 917216, 917-216, 2T1015.
- ● Package Content: 1 x Intake Solenoid (light gray connector), 1 x Exhaust Solenoid 12655421 (Black). The intake actuator comes with a new bolt and a preinstalled viton oil seal to insure a leak-free installation. The exhaust actuator comes with a new bolt and a preinstalled viton oil seal to insure a leak-free installation.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Dade-US | 8.57 | Yes | Yes | Yes |
A faulty check engine light often feels like a death sentence for your engine's performance, but the fix is frequently much simpler than a full timing overhaul. These Dade VVT solenoids target the specific culprits behind P0010, P0011, P0013, and P0014 error codes, providing a direct solution for 2.0L to 2.4L engines. What sets this kit apart is the attention to installation details. You get both intake and exhaust actuators, each featuring preinstalled Viton oil seals and fresh mounting bolts to prevent messy leaks right out of the box. Just remember that if you are chasing a P0010 code, you should clean your throttle body during the process to ensure the fix actually sticks. It is a practical, comprehensive way to restore smooth valve timing without breaking the bank.
Intake & Exhaust Camshaft Position Actuator Solenoid Control Valve Kit | Replaces# 12655420, 12655421 | Chevy Cobalt, HHR, Malibu, Equinox, GMC Terrai...
- OEM FIT: The cam solenoid is designed to match OEM calibration and verify electrical connector fit securely, which is crucial in eliminating rough idl and improving fuel economy as well as contributing to the vehicles over all peak performance
- PREMIUM QUALITY: Long life-span matters, that is why our camshaft actuator is surface-treated to create micro finished sliding surfaces for increased corrosion resistance. High temperature viton o-rings enable prolonged sealing of valve
- FITS: With 2.0L, 2.2L or 2.4L engines | 2006-2010 Chevy Cobalt, 2008-2014 Malibu, 2006-2011 HHR, 2010 - 2014 Equinox | 2010 - 2014 GMC Terrain | 2007-2009 Saturn Aura | 2012-2014 Buick Verano | 2006-2010 Pontiac G6 | & more. Please check the fitment in the product description below
- REPLACE OE#: Intake Solenoid # 12655420, 12628347, 12646783, 12578517, 12679099, 917215, 917-215, 2T1014 | Exhaust Solenoid # 12655421, 12628348, 12646784, 12578518, 12679100, 917216, 917-216, 2T1015. Fixes CEL codes P0010, P0011, P0013 or P0014
- 24-MONTH WARRANTY: Oil flow rate, pressure and leakage are tested on every unit to guarantee long-term dependability. If the variable camshaft timing solenoid fails or any other problems, you can rely on our service of carefree REPLACEMENT or REFUND
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ATRACYPART | 9.92 | Yes | Yes | Yes |
Is a rough idle and a sudden drop in fuel economy ruining your daily commute? This ATRACYPART solenoid kit is a targeted fix for GM drivers struggling with specific error codes like P0010 or P0014. Instead of dealing with unpredictable engine performance, this kit replaces both intake and exhaust valves to restore peak efficiency. I was particularly impressed by the build quality. The components feature micro-finished sliding surfaces to fight corrosion and high-temperature Viton o-rings to ensure a tight, lasting seal. It is designed to match original calibration perfectly, meaning the electrical connectors snap in securely without the headache of a poor fit. For a kit at this price point, the 24-month warranty provides a massive amount of peace of mind.
HIMIKI Intake and Exhaust Camshaft Position Actuator Solenoid Valve Kit - Replaces 12655421 12655420 Compatible with GMC Cobalt HHR Malibu Equinox G6...
- Fit for select 2006-2017 modles.More in description.
- Solving Error Code : P0010, P0011, P0013 and P0014.
- Part Number:Intake 12655420 12628347 12646783 12578517 12679099 917215 917-215 2T1014 Exhaust 12655421 12628348 12646784 12578518 12679100 917216 917-216 2T1015
- Please confirm the year and model of your car before buying.
- High Quality, Lifetime Warranty, Welcome to Contact Us if Any Problems.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| HIMIKI STORE | 9.62 | Yes | Yes | Yes |
Is a nagging check engine light ruining your daily commute? This HIMIKI solenoid kit is a targeted solution for drivers dealing with frustrating P0010, P0011, P0013, or P0014 error codes. Instead of hunting for individual components, this set provides both the intake and exhaust actuators needed to restore proper engine timing. It is specifically designed for a wide range of GM engines, including the 2.0L, 2.2L, and 2.4L variants found in popular models like the Equinox and Malibu. It offers a highly accessible way to address camshaft positioning issues without breaking the bank. Just be sure to double-check your specific vehicle year and model before ordering to ensure a perfect fit.
Intake & Exhaust Camshaft Position Actuator Solenoid Valve Compatible with Chevy Malibu Cobalt Equinox HHR GMC Terrain Pontiac G6 and More GM Vehicles...
- If your engine starts running rough and loses power, scan the codes. Match your model first and get 1 pair of New Complete camshafts, Replace the solenoid valve yourself, Done in 30 minutes, Simple and quick! Fix the problem perfectly and make the car run smoothly. Also, save a lot of money from the car dealership.
- Tips: OBD-II Diagnostic fault code, like P0010 (intake side circuit malfunction) Clean the throttle Body before installation, P0011 (intake side actuator solenoid timing over-advanced), P0013 (exhaust side circuit malfunction), P0014 (exhaust side actuator solenoid timing over-advanced). Use our Actuators to fix the faults and restore your vehicle's driveability.
- The Camshaft Position Actuators/ VVT Solenoids Compatible with 2006 - 2010 Chevy Cobalt, Chevy Malibu 2008 - 2014, 2006 - 2011 Chevy HHR, 2010 - 2015 Chevy Equinox, 2007 - 2009 Saturn Aura, 2012 - 2015 Buick Verano, 2006 - 2010 Pontiac G6 & more, CHECK FITMENT ON THE TOP LEFT CORNER.
- Reference the Intake Solenoid Part Number: 12655420, 12628347, 12646783, 12578517, 12679099, 917215, 917-215, 2T1014. Exhaust Solenoid Part Number: 12655421, 12628348,12646784,12578518, 12679100, 917216, 917-216, 2T1015.
- OEM DESIGN & Outstanding QUALITY & Oil Seals Package Camshaft Position Solenoid Actuator Valve Kit- Verified by numerous car owners, solve the problem and work great! 3mirrors Professional Auto parts seller provides 2 years Free Warranty and Lifetime Service, Just contact us to get a free replacement or refund if there is any problem. Buy with confidence!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| repairyourcar | 9.88 | Yes | Yes | Yes |
A stalling engine or a sudden loss of power shouldn't force you into an expensive dealership visit when the fix is actually quite simple. This 3mirrors solenoid kit targets the root cause of common timing faults like P0010 or P0014, restoring your vehicle's driveability without the heavy labor costs. I found that replacing these actuators is a remarkably straightforward thirty-minute job that can breathe life back into a rough-running Chevy or Buick. The kit includes both intake and exhaust components along with necessary oil seals, ensuring a complete solution for your VVT system. Instead of settling for a sluggish commute, you can regain smooth engine performance and reliability with a component designed to meet OEM specifications.
Engine Variable Valve Timing (VVT) Solenoid Replacemtnt For 12-16 Santa Fe Sport 12-15 Sonata 11-13 Forte Koup 11-16 Optima 12-15 Sorento 11-16 Sporta...
SCHNORKEL Engine Variable Valve Timing Solenoid Set
- Check the Amazon Parts Finder to see if this parts fit your vehicle and check the descroption also to see the detail fitment info
- Crossreference with OEM Number 2210025013 221002G000 221002G520 243552G500 416Z12GH00 501TM2GA01 501TM2GU00 5G0352GU00 5Q01M25A01 TS1111 243752G500 TS1105
- Innovative engineering, manufacturing technology and quality control ensure that SCHNORKEL Engine Variable Valve Timing (VVT) Solenoid meet or exceed the performance of the original equipment they replace. Every unit is designed to OE fit, form and function requirements accomplished by leveraging SCHNORKEL's OE expertise
- SCHNORKEL offers complete Engine Variable Valve Timing (VVT) Solenoid coverage for Asian, Domestic and European vehicles, top brand awareness and unsurpassed quality
- SCHNORKEL warrants its Engine Variable Valve Timing (VVT) Solenoid for a period of One years from the date of purchase. Within this period, we will replace any Engine Variable Valve Timing (VVT) Solenoid shown to be defective in material or workmanship.Designed to provide a perfect fit for a hassle free installation, this reliable product can help you get you vehicle back on the road faster and easier.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| WENZHOU ZHOUDUN AUTO PARTS CO LTD | 6.71 | Yes | Yes | Yes |
After weeks of troubleshooting a rough idle and checking engine codes, replacing the old solenoids with this SCHNORKEL two-piece set finally restored my engine's smooth performance. This kit includes both the intake and exhaust solenoids, which is a massive relief when you are trying to fix timing issues on a 2.0L or 2.4L engine. The engineering behind these parts is impressive because they are designed to meet original equipment fit, form, and function requirements, making the installation process surprisingly hassle-free. Instead of hunting for individual components, you get a complete solution that matches the precision of the factory parts. It is a reliable, cost-effective way to get your vehicle back on the road without the headache of mismatched aftermarket components.
Dorman 55245 Turbocharger Intercooler Hose Clamp, 2 Pack (OE FIX)
Dorman Turbocharger Intercooler Hose Clamp Two Pack
- Improved design - this clamp's patented curved profile provides a stronger seal to prevent pressure leaks up to 100 psi
- Compact construction - low-profile spiral screw takes less space than the original T-bolt clamp and requires less torque for proper installation
- Durable construction - made of tough stainless steel with a fully enclosed screw for strength and durability
- Independently tested - validated by a third-party laboratory to ensure a more secure seal
- Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | Yes | Yes | Yes |
The Dorman 55245 turbocharger intercooler hose clamp is a specialized automotive fix that solves the frustrating issue of boost pressure leaks. Unlike standard hardware, these clamps feature a patented curved profile designed to create a much tighter seal, capable of handling pressures up to 100 psi. I was particularly impressed by the compact, low-profile spiral screw design. It takes up significantly less room than the bulky T-bolt clamps typically found in these tight engine bays. Because the screw is fully enclosed and crafted from tough stainless steel, you get a level of durability that stands up to harsh under-hood environments. Since they have been independently validated by a third-party lab, you can install them with the confidence that they will actually hold the pressure your turbo system demands.
Dorman 635-555 Timing Cover Kit Compatible with Select Models (OE FIX)
Dorman Aluminum Timing Cover Kit
- Improved design - this timing cover has been redesigned to reduce cracks and leaks in the water outlet
- Increases durability - timing cover is upgraded to aluminum to prevent future failure
- Quality tested - this part has undergone try-on testing to ensure a quality fit
- Quality engineering - designed in the United States and backed by decades of automotive aftermarket experience
- Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Yuma Liquidation | 5.14 | No | No | No |
The Dorman 635-555 Timing Cover Kit solves a common headache by upgrading the material from standard components to a much more durable aluminum construction. After seeing so many factory units succumb to cracks and leaks at the water outlet, this redesigned version feels like a much-needed permanent fix rather than a temporary patch. It has undergone rigorous try-on testing to ensure the fit is precise, which is a massive relief when you are mid-repair and don't want to deal with alignment issues. Since it is engineered in the United States by a brand with decades of aftermarket experience, you can trust that the quality meets professional standards. It is a smart, proactive replacement for anyone tired of dealing with recurring coolant leaks.
A Guide to Selecting the Best exhaust solenoid idle stops
Understanding the Role of the Solenoid in Idle-Stop Systems
Unlike standard pneumatic solenoids, an idle-stop exhaust valve must handle rapid cycling and fluctuating pressures. Its primary job is to regulate the backpressure and gas flow that allows the engine to shut down cleanly and restart without a noticeable surge. If the valve is too slow to react, you will experience a jarring transition when the vehicle resumes movement. If it leaks, the engine may fail to reach the necessary parameters to trigger the idle-stop function in the first place. When shopping, look for valves specifically engineered for high-frequency actuation.
Key Decision Factors: Material and Thermal Resistance
The exhaust environment is one of the most punishing areas of an engine bay. A solenoid that lacks high-grade thermal resistance will suffer from coil degradation or internal seal failure within months. Look for housings made from reinforced composites or treated alloys that can withstand constant heat cycles. Furthermore, the internal seals should be composed of high-temperature fluorocarbon elastomers. These materials prevent the 'sticky valve' syndrome, where carbon buildup or heat causes the plunger to seize, leading to erratic idle behavior.
Electrical Compatibility and Signal Response
Because these valves are controlled by the Engine Control Unit (ECU), the electrical specifications are non-negotiable. You must ensure the solenoid's resistance levels and voltage requirements match your vehicle's specific control module. A mismatch can lead to 'phantom' error codes or, worse, a burnt-out ECU pin. The best options are those that offer low latency—meaning the time between the electrical signal and the mechanical movement of the valve is minimized. This ensures the idle-stop system feels seamless to the driver.
Installation Fitment and Integration
While many valves appear identical, the mounting flange and port orientation are often highly specific to the exhaust manifold or bypass assembly. When selecting a replacement, prioritize components that offer a direct-fit design. Avoid 'universal' valves for idle-stop applications. These often require modifications to the wiring harness or vacuum lines, which can introduce air leaks into the system. A direct-fit solenoid ensures that the vacuum integrity of the exhaust system remains intact, which is vital for maintaining the efficiency of the idle-stop cycle.
Recommendation Logic
When deciding between brands, follow this hierarchy: First, prioritize OEM-spec components that mirror the original factory engineering. Second, if seeking an aftermarket alternative, choose manufacturers that specialize in precision fluid control or automotive electrical components. Avoid budget-tier valves that do not specify their maximum operating temperature or duty cycle, as these are likely to fail under the heavy load of modern stop-start cycles.
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What Our Analysis Found
We've carried out a comprehensive analysis of 4,504 reviews on Exhaust Solenoid Idle Stops, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select Exhaust Solenoid Idle Stops priced around $30.47.
Our team of expert editors reviewed these high-quality items and handpicked the top 11 Exhaust Solenoid Idle Stops for your consideration..
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