20 Common Glock 19 Gen 5 Problems (With Fixes!)

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Glock 19 Gen 5 is one of the best brands in the world of guns. 

But some people face problems with this model. 

In this guide, we explain 20 common problems of this model with unique solutions. So let’s start now.

Glock 19 Gen 5 Problems

Glock 19 Gen 5 Problems

1. Slide Stop Lever Issues


The slide-stop lever issue in the Glock 19 Gen 5 is often due to the interaction between the lever and the recoil spring assembly.

The recoil spring’s pressure can push the slide stop lever upwards, causing it to engage unexpectedly.

This results in the slide locking back even though the magazine isn’t empty, a problem frequently reported by left-handed shooters.


A common solution is to replace the slide stop lever with an aftermarket part that has been designed to avoid this issue. 

It’s essential to ensure that the replacement part is specifically made for the Glock 19 Gen 5 to avoid compatibility problems. 

Another alternative is to train oneself to hold the gun without exerting upward pressure on the slide stop lever. This requires constant practice but can prove beneficial over time.

2. Recoil Spring Assembly Failures


Recoil spring assembly failures often result from excessive wear and tear, improper installation, or substandard material quality. 

Excessive wear and tear can occur in high usage scenarios, causing the spring to lose its elasticity and strength. 

If the assembly is installed incorrectly, it may lead to unnecessary stress on the spring, causing premature failure. 

Also, the use of substandard materials could lead to a lack of durability and resistance to wear and tear.


The key to mitigating recoil spring assembly failures lies in regular maintenance, correct installation, and the use of high-quality materials. 

Regular maintenance helps to identify wear and tear early, thereby prolonging the lifespan of the assembly. 

The recoil spring assembly must be installed as per the manufacturer’s guidelines to avoid undue stress. 

Lastly, opting for superior-quality materials enhances the durability and longevity of the recoil spring assembly.

3. Magazine Release Button Sticking


The magazine release button sticking could be due to a variety of factors. Accumulated dust, grime, or debris in the release mechanism is a common cause. 

This accumulation can impede the smooth operation of the button, leading to sticking. 

Further, wear and tear over time can lead to mechanical issues in the internal components or the button itself, causing it to stick.


Addressing a sticking magazine release button involves a couple of key steps. Begin by thoroughly cleaning the release mechanism and button

Using a small brush or compressed air can dislodge stuck particles. It’s critical to ensure the area is free of debris. 

If wear and tear is the issue, replacing the worn-out parts is often necessary. 

A professional gunsmith can help evaluate the situation and replace the necessary components to restore the button’s functionality.

Remember, routine maintenance and cleaning of the release button can prevent the issue from reoccurring.

4. Trigger Bar Failure


Trigger bar failure usually occurs due to metal fatigue or excessive wear and tear. 

Regular heavy usage or improper maintenance can lead to a gradual deterioration of the trigger bar, weakening its structure and eventually leading to failure. 

One common cause is the lack of proper lubrication, which increases friction and accelerates deterioration. 

Another is the use of low-quality parts or materials that are more susceptible to wear and tear.


The ideal solution to trigger bar failure is to replace the faulty part with a high-quality, suitable replacement. 

It is also crucial to ensure regular maintenance and proper lubrication to minimize wear and tear. A preventative approach can be beneficial. 

Regular inspection for signs of wear, timely replacement of worn-out parts, and appropriate lubrication can significantly enhance the lifespan of the trigger bar. 

Notably, using high-quality components can help maintain the integrity and functionality of your equipment.

5. Firing Pin Safety Block Problems


The most common cause of firing pin safety block problems is often due to the accumulation of debris or dirt within the system, preventing the smooth operation of the firing pin. 

Over time, this can cause the pin to stick, resulting in misfires or failures to fire. Regular maintenance and cleaning are crucial to prevent this problem from arising.


The solution to firing pin safety block problems primarily involves thorough cleaning and occasionally, replacement of parts. 

Using a solvent, clean the firing pin, the safety block, and their surrounding areas to remove any accumulated grime. 

If this does not solve the problem, consider replacing the firing pin or safety block. Always ensure to consult a professional gunsmith if unsure.

6. Extractor Problems


The most common causes of extractor problems stem from mechanical issues, such as worn-out parts or inadequate maintenance. 

Dirty or misaligned extractor grooves can also cause malfunctioning. Issues may also arise from the use of substandard or incompatible ammunition. 

Frequent inspection and regular cleaning can prevent many of these issues.


Addressing extractor problems often involves thorough cleaning to remove any buildup of dirt or residue in the extractor groove. 

In cases where parts are worn out or damaged, replacement with quality parts is necessary. Using the right ammunition can also prevent issues. 

Regular servicing and proper handling of the firearm are vital preventative measures.

7. Ejection Issues


The main cause of ejection issues is often a malfunction in the ejection mechanism. This could be due to wear and tear, a manufacturing defect, or a lack of regular maintenance. 

A malfunctioning ejection mechanism can lead to a failure in the proper discarding of expended cartridges, thus causing ejection issues. 

It’s important to note that inadequate maintenance and ignoring early signs of wear and tear significantly contribute to this problem.


The solution to ejection issues lies in regular check-ups and maintenance of the ejection mechanism. It’s crucial to ensure the mechanism is clean, properly lubricated, and free of any debris. 

In case of wear and tear or manufacturing defects, parts replacement might be necessary. 

Prompt attention to malfunction signs and adherence to maintenance routines are vital in preventing ejection issues.

8. Grip Stippling Discomfort


Grip stippling discomfort is often caused by excessive use of the firearm or improper grip technique. 

The stippling process, meant to provide better traction and control, can sometimes result in a texture that is too abrasive, leading to discomfort or even pain during extended use. 

Incorrect grip techniques also apply uneven pressure, exacerbating discomfort.


The solution to grip stippling discomfort involves a combination of the right technique and customization. 

Training with a professional can help adopt the correct grip technique, distributing pressure evenly and minimizing discomfort. 

Moreover, choosing a stippling pattern that suits your hand shape and size can make a significant difference. 

The use of grip tape or gloves can also provide an extra layer of comfort and protection.

9. Front Sight Loosening


The front sight loosening is mainly due to its prolonged usage, harsh environmental conditions, or excessive recoil while shooting. 

It’s common in firearms that have been used extensively without appropriate maintenance. Regular checks and timely servicing of firearms can often prevent front sight loosening.


Addressing the problem of a loosening front sight is crucial to ensure accurate shooting. 

This is typically achieved by tightening the sight with appropriate tools, or in severe cases, it may require replacing the front sight. 

Employing professional help is often the safest and most effective course of action for dealing with a loosening front sight. 

Keep in mind that regular cleaning and inspecting your firearm can also help in detecting such issues early.

10. Barrel Peening


Barrel peening typically occurs due to the prolonged exposure of the barrel to extreme conditions such as high heat and pressure. 

The constant mechanical stress can exceed the material’s yield strength, leading to deformation or ‘peening’. 

This is often seen in industries like shipbuilding, aviation, and heavy machinery where metal parts are frequently subjected to high-stress operations.


The most effective solution to barrel peening is implementing regular preventive maintenance measures. 

Techniques like shot peening or ultrasonic peening are used to introduce residual compressive stress, which improves the material’s resistance to fatigue, stress corrosion cracking, and tensile stresses. 

It’s crucial to regularly monitor and maintain machinery to prevent the onset of barrel peening, thereby ensuring the longevity and efficiency of the equipment.

11. Ambidextrous Slide Stop Lever Problems


The most common issue with the ambidextrous slide stop lever stems from improper installation or alignment, causing it to jam or fail to engage. 

This is often due to a lack of adequate maintenance, improper handling, or use of low-quality components. 

Regular inspection and maintenance of firearm components is crucial to avoid such problems.


To remedy the issue, first ensure that the lever is correctly installed and aligned. If the problem persists, it could be due to worn-out components that require replacement. 

Always use high-quality replacement parts and seek professional help if necessary. Regular cleaning and oiling of the lever can also help keep it functioning smoothly. 

Remember, safe firearm handling is paramount, and regular maintenance is a part of this responsibility.

12. Locking Block Pin Wear


The locking block pin wear is primarily caused by the consistent friction between the pin and the barrel’s locking lugs. 

This friction, especially when the firearm is used extensively without proper maintenance, leads to the gradual wearing down of the pin. 

The user may notice the wear in the form of a loose fitting or an inability to lock securely. 

The primary cause of this common issue is a lack of regular cleaning and lubrication, combined with extensive use of the firearm.


To address the issue of locking block pin wear, a regular maintenance schedule should be adhered to. 

This includes cleaning the firearm after each use, ensuring proper lubrication of all moving parts, and replacing worn components as needed. 

It is also recommended to use quality parts that are less prone to wear and tear. Adherence to regular maintenance, use of quality components, and proper lubrication can significantly mitigate the wear and tear of locking block pins.

13. Trigger Pin Walking Out


The “Trigger Pin Walking Out” issue can be caused by a variety of factors. Most commonly, it stems from improper installation, wear and tear, or insufficient tension in the pin’s spring. 

One may notice this issue when the trigger pin of their firearm starts to slide out of position, potentially affecting the functionality and safety of the weapon.

An improperly installed pin, excessive wear and tear, or a weak spring can result in the trigger pin walking out.


To rectify this issue, one needs to carefully inspect the trigger assembly and determine the underlying cause. 

If the spring tension is found to be weak, replacing it with a new one usually resolves the problem. 

However, if the issue is due to wear and tear or improper installation, it is recommended to consult a firearms expert or certified gunsmith for a comprehensive resolution.

Regular inspection, replacement of worn-out parts, and consulting a certified professional are key to preventing and solving the trigger pin from walking out.

14. Finish Wear on Slide


The finish wear on a slide is often caused by frequent and prolonged use, environmental factors, and poor maintenance. 

Exposure to harsh climates, abrasive materials, or corrosive substances can accelerate the wear process. 

Moreover, continuous friction due to lack of lubrication or improper handling can lead to visible finish wear on the slide.


Addressing the finish wear requires a strategic approach. Regular cleaning and oiling are essential in mitigating the damage. 

Utilizing a protective cover or case when not in use can prevent exposure to potentially damaging elements. 

Moreover, ensuring the correct handling and operation of the slide can significantly reduce the friction that contributes to finish wear.

15. jamming problems

Cause of Jamming Problems

Jamming problems are often instigated by factors such as using the wrong type of paper, overloading the input tray, or improper paper alignment

When papers of varied thicknesses are mixed together, the printer may struggle to feed them smoothly, leading to paper jams. 

Also, a printer is more likely to jam if the input tray is crammed with more sheets than it can handle or if the papers are not aligned properly in the tray.

A solution to Jamming Problems

Addressing jamming problems involves a few key steps. 

Firstly, ensure the correct type of paper is being used and that it aligns with the printer’s specifications. 

Secondly, avoid overloading the input tray; instead, feed a suitable number of sheets at a time. 

Lastly, ensure proper paper alignment in the tray to facilitate smooth feeding into the printer. Regular printer maintenance can also help to prevent the occurrence of paper jams.

16. Finish problems


The term “finish problems” often refers to issues encountered in the latter stages of a project or task. 

These issues could arise from various factors such as inadequate planning, lack of resources, or unforeseen complications. 

Commonly, the root cause is failing to anticipate potential challenges and not preparing suitable contingency plans.


Addressing “finish problems” requires a proactive and strategic approach. This involves meticulous planning, risk assessment, and effective allocation of resources. 

Furthermore, maintaining open communication lines within the team can help identify and tackle problems in a timely manner. 

The keys to resolving these issues are proper foresight, comprehensive planning, and robust communication.

17. Trigger problems


The root cause of trigger problems often lies in inadequate maintenance and mishandling of equipment. 

Repeated use without proper upkeep can lead to wear and tear, potentially causing the trigger mechanism to malfunction. 

Frequent cleaning, timely repairs, and correct usage are crucial in preventing these issues.


Addressing trigger problems necessitates a comprehensive approach. First and foremost, regular maintenance is key. 

This includes cleaning the trigger mechanism and lubricating the moving parts to ensure smooth operations. If problems persist, professional help should be sought. 

Trained technicians can accurately diagnose and fix the issue, thus avoiding further damage. Lastly, proper handling of equipment cannot be overstressed, as it is a fundamental preventative measure.

18. Feeding issues


Feeding issues can sprout from various sources such as an overtired baby, distractions in the environment, or physical discomforts like teething or illness. 

A mom’s diet can also affect the baby if she’s breastfeeding, and certain foods might cause an upset in the baby’s stomach. 

Babies might refuse to feed due to the simple reason of not being hungry. This could be a result of irregular feeding schedules or overfeeding.


Addressing feeding issues involves pinpointing the root cause. If the baby is overtired, adjusting their sleep schedule might be necessary. 

Distracting environments can be remedied by finding a quiet, comfortable space for feeding. If physical discomfort or illness is suspected, consult with a pediatrician. 

For breastfeeding mothers, keeping a food diary can be beneficial to identify any food types causing upset. 

Above all, maintaining a regular feeding schedule and observing the baby’s cues can help ensure they are getting the nutrients they need at the right times.

19. Mos issues


Most issues stem from the software’s incapability to handle high load volumes or from conflicts that arise due to the integration of new patches or updates. 

Frequent issues include system crashes, slow processing speed, or inconsistent functionality. 

It is crucial to understand that these problems can significantly hinder the user experience and the overall productivity of an organization.


To rectify most issues, it is essential to first conduct a thorough diagnosis to identify the root cause. Once identified, remedies can include software updates, system optimization, or in some cases, hardware upgrades. 

Regular maintenance and updates are key to preventing most issues. For more complex issues, it is advisable to seek professional assistance. 

Employing preventive measures, such as regular monitoring and timely updates, can help in averting potential problems in the future.

20. Reliability issues


Reliability issues primarily stem from inadequate testing, insufficient maintenance, and system design flaws. 

Inadequate testing leaves room for hidden bugs that can disrupt system operations. 

Maintenance neglect can lead to equipment failure over time, causing unexpected downtime. 

Design flaws can introduce unforeseen vulnerabilities, resulting in reliability problems.


To address these issues, it’s critical to implement thorough testing procedures, regular maintenance schedules, and robust design practices. 

Comprehensive testing can identify and rectify potential issues before they impact system reliability. 

Regular maintenance can keep equipment in optimal condition, preventing unexpected failures. 

Lastly, robust design practices can minimize vulnerabilities, thereby enhancing overall system reliability.


The significant advancements in technology and its integration into education have fundamentally transformed the learning process. 

This dynamic shift offers a more inclusive, engaging, and effective education, equipping students with the necessary skills to navigate the rapidly evolving global landscape. 

It’s crucial to continue exploring and implementing innovative educational practices to ensure every learner, regardless of their location or circumstances, has access to quality education.


Why is my Glock 19 Gen 5 jamming?

Your Glock 19 Gen 5 might be jamming due to a lack of proper maintenance, using low-quality ammunition, or an issue with the magazine.

Is Glock Gen 5 reliable?

Yes, the Glock Gen 5 is renowned for its high reliability, durability, and performance even in adverse conditions.

Is the Glock 19 Gen 5 a good gun?

Absolutely, the Glock 19 Gen 5 is widely acknowledged as a versatile firearm with excellent balance, precision, and compactness.

Is the Glock 19 Gen 5 safe?

Yes, with its built-in safety features such as the Safe Action trigger system, the Glock 19 Gen 5 is designed to prevent accidental discharges.

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