Best OBD Scanner for GM

LAUNCH CRP129X OBD2 Automotive Scanner


BlueDriver LSB2 OBDII Scan Tool

A GM scan tool allows you to focus on a specific car brand of interest to you. This ensures you get scans that are specifically tailored to work best for you and your vehicles. This scanning tool is sure to save you from doling out countless dollars to a mechanic, as it gives highly accurate readings, even offering suggestions. Here are some of the best GM scanners to choose from.

1. FIXD Obd2 Scan Tool

This scanner is tailored to offer excellent service for people with strong knowledge of cars, whether at home or professionally. It has become immensely loved by GM drivers, owing to all the efficiency packed into one product. It has a wide number of features and is also configured to support every generation of GM vehicles. 

The scanner can conduct fast diagnoses to ensure you’re one step ahead of any problem that might arise. The casing on the device is made from durable materials that protect it from being knocked off in the garage. It’s also small and portable, which allows you to move from one workstation to another easily. 

Its LCD  also ensures you can monitor all the scan results easily. Some of the functions it delivers on include: realigning the throttle, battery registration for replacement batteries, and even ABS bleeding. It also has five reset functions that serve to make the scanner stand out among the market’s best.


  • It allows you to perform bi-directional evaluations of the vehicle.
  • It performs a wide range of services that serve to make it more reliable for everyday use.
  • The casing is made from durable materials that can withstand shortfalls.
  • It supports most GM vehicles.
  • User-friendly interface that makes it very approachable, even for first-timers.


  • Some of its functions are limited to specific car models.

2. INNOVA 3123 OBD1 Code Reader

This light and portable scanner come packed with a wide range of features that make it ideal for everyday activities. It may be moved very quickly from place to place, which is a big plus or when you’re working on the move. 

This scanner is compatible with many vehicle models, especially those using OBDI protocols. The display is bright, allowing for better visibility. Overall, it’s a very user-friendly device. 

It doesn't require many configurations, as all you have to do is plug it into the socket, and it immediately begins performing diagnostics for you. It also comes with a written guide to the various codes to help you understand any possible results.


  • It can read and execute a wide range of codes, from anti-lock brakes to engine codes.
  • This scanner is exceptionally portable, which allows you to move it to various locations and workstations quickly.
  • It’s very user-friendly as well, as it guides you through the search functions while performing them.
  • It comes with a manual explaining all the necessary codes, thus saving you time researching them.
  • It doesn't consume your car's battery life, as it comes with its replaceable batteries.


  • It’s not compatible with more recent models from GM. This limits its overall usability a great deal.
  • The scanner itself doesn't have an interface to explain the codes read, so you have to refer to the written manual. This is very inconvenient for many users.

3. iCarsoft i900 OBD2 Diagnostic Tool

This diagnostic tool is designed to give you the best in service delivery. It comes packed with a range of functions. Compatible with a total of four standard systems with GM vehicles, it ensures that you get detailed data from the scans run. 

Some of the crucial functions it supports include EVAP system tests and holding of freeze-frame results. The scanner is also small and very portable, small enough to fit in your palm, suitable for everyday use. It’s coated with strong and rigid materials, guaranteeing its optimum performance and durability for a long time. 

The scanner comes with user-friendly features that make it easy for anyone to perform tests. The LCD is configured to suggest possible toggle options, thus guiding you through the entire process. With a large screen, you get to evaluate your results better and easier. The diagnosis process is speedy and produces accurate and reliable results.


  • It performs a large range of services, thus making it ideal for both professionals and amateurs.
  • Its display is clear to ensure proper visibility of test results. It also allows you to toggle through the various functions of the scanner with ease.
  • The manufacturer sends regular updates to help your scanner deliver optimum performance at all times.
  • It’s light and portable to ensure you can move from one location to another easily.
  • The scanner is made from durable materials that ensure it will last for quite a long time.


  • Its features don’t support some GM models, especially past ones, which makes it somewhat limited.

4. BlueDriver LSB2 OBDII Scan Tool

This scanner has managed to present itself as one that offers strong reliability. One of the ways it does that is through its seamless Bluetooth connectivity. Unlike other scanners that come with cables, this allows you to perform scans at your desk’s comfort for proper analysis. 

It also comes with an app from the manufacturer that ensures you have access to all the features it has to offer. The app also simplifies all the different result interpretations from the scanner itself, making them easier to understand. Another feature is the live monitoring capability. 

This allows you to detect any issues the moment they arise, a handy feature. The scanner can sync with your smartphone to help you monitor and store scan results easily. It supports a wide range of GM models from all generations, thus making it highly versatile. 

The device comes fitted with repair suggestions that allow you to conduct guided repairs on your own, likely saving you a trip to the mechanic. This scanner is guaranteed to give you the best performance.


  • It features live monitoring capabilities. This allows you to monitor any challenges as soon as they become known, which keeps you one step ahead.
  • It can show freeze frame data, thus allowing for a more detailed analytical process.
  • It can sync with your smartphone through the provided app. This allows you to evaluate diagnosis reports better and store them for later reference.
  • The scanner allows for a wide range of functions that ensure you get the best use from it.
  • The manufacturer makes updates regularly. This ensures the device remains up to par and delivers accurate results.
  • It has a repair suggestion option that is connected to certified technicians. This offers you possible solutions to any problems and enables you to communicate with a mechanic to fix the challenges.


  • This scanner is designed to work only with the manufacturer’s application, limiting your options considerably.

5. Bax Products Bluetooth OBDII Code Reader

This scanner is designed to offer great results while still being convenient to use. It’s light in weight, thus making it portable. The size is also small, and it doesn't take up much room for storage. This scanner allows you to sync it with your smartphone device, allowing you to perform checks efficiently. 

It’s compatible with iOS, Android, and Windows processing systems, enabling more people to access its great features. Bluetooth connection also uses minimal battery power and reduces any draining to a minimum. 

The scanner allows you to choose the app you prefer. This way, you can settle for the one you understand best. The scanning process is also straightforward, as it’s pretty much plug and play. It will conduct the tests and give you well-summarized results. 

It’s also easy to use, even for beginners. Some of the several functions it offers are reading and storing freeze-frame data, conducting smog tests to show your emissions, and other engine related tests. With these, you can rest assured you’re getting accurate results.


  • The scanner can store, read and retrieve data on past scans, thus allowing you to monitor its performance.
  • It extends a wide range of features and functions that make it approachable for both amateurs and experts alike.
  • It allows you to sync the scanner with your smartphone. This helps to visualize the data clearly and store it for future reference.
  • Again, it’s very user-friendly, no matter what your level of knowledge is, allowing you to run the tests efficiently. It guides you through any action and even interprets the results in a more understandable and straightforward manner.
  • It’s from rigid materials that ensure it can last for an extended period before a replacement is needed.


  • This scanner doesn't come with an app from the manufacturer. What this means is that upgrades are more scarce, and customer service may be less accessible.


This particular scanner is known for its efficiency in reading codes. It can decode both manufacturer-specific and any other codes that might come up. It includes a long cable that allows for easy connection to the OBD2 port and ensures you get faster readings. 

The scanner is built with a rigid casing that will enable it to remain functional even when subjected to harsh conditions. It can also conduct live tests, thus allowing you to update any issues that arise steadily. It can also show freeze-frame data, allowing you to conduct evaluations faster and easier. 

The scanner comes with a wide range of functions to ensure that you get the best in service delivery. This helps your car to perform well at all times. The scanner can read and deliver codes faster, which lets you get your diagnostic reports in the shortest time possible. This scanner is ideal for home usage, as it evaluates some of the most common problems affecting the average driver.


  • It performs a wide range of tests, ensuring you get detailed reports on each scan.
  • It can read and evaluate a wide range of codes, which makes it extremely versatile.
  • The scanner is small and light, making it easy to move from one place to another.
  • The data is presented in graphic form. This makes it more simple to understand for many people, including first-time users.
  • The device receives regular updates from the manufacturer, making sure it stays up to par in terms of performance.


  • The number of actual codes it can read is minimal, as it’s unable to evaluate codes on breaks, transmission, and airbags, which makes it not the best choice for professionals.

7. LAUNCH CRP129X OBD2 Automotive Scanner

This scanner is meant to work well for professional and amateur users, as it includes functions that work well for any of these groups. It comes with various options for various scans, thus ensuring you get the best results for every scan you conduct. 

It can also clear and read a wide range of codes such as airbags, brakes, and transmission. The scanner also works for hybrids and electric cars to monitor any electrical issue that arises. It has reset functions that make it reliable, especially for professional users. 

The device can also be connected directly to the internet, allowing you to receive regular updates from the manufacturer. Its LCD is clear and large enough to ensure easier data recording and evaluation.


  • It’s user friendly and accommodating to both professionals and amateur users.
  • The LCD is wide enough to ensure you can evaluate scan results conveniently.
  • It can be connected directly to the internet, making it easier to get and install updates.
  • It’s compatible with most GM models, thus making it reliable to use across the board.


  • The cord on the scanner is short, which can make the scanning process a hassle.


GM is one of the several famous car manufacturers know to make exceptional vehicles. You’re bound to find many items tailored just for them, including scanners. It’s essential to check for compatibility with different scanners and their compatibility with various vehicle models before purchasing. They also feature numerous features and functions that give you more detailed results. These are some of the best on the market, and all of them are sure to work efficiently for you.