If you own or operate a fleet or commercial truck, there’s a lot that factors into having a major repair done on one of your vehicles. At Glenn's Auto & Truck Repair in Petaluma, CA, we’re here to help you make the right choice.

There’s a huge percentage of vehicle on the road, right now, with the check engine light illuminated. Many of them have had it on for years, even. Frequently, a check engine light will illuminate, but pose no immediate problems, so people just get used to it and learn to live with it being on. However, Glenn's Auto & Truck Repair in Petaluma, CA would like you to know that it’s worth having it looked into. Typically, the problem can be diagnosed by simply plugging your car into our computer; the vehicle gives us a code, and we know what the problem is immediately.

At Glenn's Auto & Truck Repair in Petaluma, CA, our technicians have a wide variety of top of the line tools and equipment available to diagnose and repair your vehicle. We utilize equipment at the forefront of technological innovation to best provide for the specific needs of your car.

The engine in your Chevrolet, Dodge, or Ford diesel pickup is the heart and soul of your truck. At Glenn's Auto & Truck Repair in Petaluma, CA, we repair, rebuild, and replace engines with quality parts and builds, keeping your truck on the road for years to come.

No matter what type of car, truck, or SUV you drive, maintenance is the key to giving your engine a long life. At Glenn's Auto & Truck Repair in Petaluma, CA, we focus on keeping your engine running strong.

At Glenn's Auto & Truck Repair in Petaluma, CA, we know it isn’t always easy deciding what to do next when it comes to major engine repairs. Fortunately, that’s what we’re here for - to help you make the best decision for your situation.

At Glenn's Auto & Truck Repair in Petaluma, CA, we know replacing an entire engine can be a tough call to make - that’s why we’re here to help you make an expert decision on the matter.

With all fleets and commercial vehicles, there comes a time you have to decide - do we fix this vehicle, or replace it? At Glenn's Auto & Truck Repair in Petaluma, CA, we’re here to help you figure that out.

Sometimes it is EASY to see if your car or truck needs to come into our shop for professional repairs! 
1.  You see steam rising from the engine!
2.  The Check Engine Light is on!
3.  The engine starts, but there is an odor that is not right.
4.  You hear grinding or thumping noises.

Has the day finally come to replace your engine? If your engine is tired, worn out, and problematic, we can help at Glenn's Auto & Truck Repair. First, let's take a look at remanufactured engines; what they are, what ‘remanufactured’ means and why they’re a great way to give your car a new life.

Here at Glenn's Auto & Truck Repair in Petaluma we often do diagnostics and sometimes the problem is obvious after hooking the car up to the computer and reading the codes.  However, sometimes it isn't obvious during a test drive or after hooking it up to all those computer programs!  You know there is a problem and a Check Engine Light is on with the fleet customer telling you the car has been having issues starting and the light has been going off and on depending on several factors.  No pattern, no simple answer but the problem becomes obvious when you start following the "threads of the issue" thanks to all that ASE Technician training.

Have you ever noticed your dashboard ABS icon lit up? If you have it means there is an issue that needs to be diagnosed, ABS issues don’t need to be ignored long. The anti-lock braking system, or ABS, is an important feature on every modern car, truck, or SUV. It has been legally mandated since 2013 in the US but was standard on almost every vehicle even prior to that. Here’s what you need to know to make sure your ABS system doesn’t fail, from Glenn's Auto & Truck Repair in Petaluma, CA.

On modern vehicles, the PCV system (Positive Crankcase Ventilation System) is essential to ensuring your car or truck is ready to go when you are and remains a long-lasting, reliable vehicle. It’s much more than just emissions control - your PCV system serves multiple purposes and is quite interesting! How does it work, and what are those purposes?  Here at Glenn's Auto & Truck Repair in Petaluma, CA, we have those answers for you!