Vehicle Maintenance

  • Identifying driveway spots: how to determine what is leaking under your car

    If you drive a vehicle with more than a few miles on it, there’s a good chance you’ve noticed an occasional drip underneath it that leaves spots wherever you park. Identifying what is leaking from your car will help you determine whether or not it’s a cause for concern, and what to do about it.

    There are seven liquids a car can possibly drip: oil, gas, brake fluid, transmission fluid, gear oil, water, and coolant. How do you tell the difference? This article aims to help your know-how.

  • Identifying Driveway Spots: How To Determine What Is Leaking Under Your Car

    If you drive a vehicle with more than a few miles on it, there’s a good chance you’ve noticed an occasional drip underneath it that leaves spots wherever you park. Identifying what is leaking from your car will help you determine whether or not it’s a cause for concern, and what to do about it.

  • If You Have To Turn The Key More Than Once - You Might Have A Problem

    man turning key to car

    If you own or operate a fleet or commercial truck, you know it’s hard to keep everything working perfectly all the time. You have to choose what types of maintenance to give priority to, and what can wait. However, some small problems are indicators that a bigger issue is on the way. At Glenn's Auto & Truck Repair in Petaluma, CA, our goal is to keep your fleet going.

  • Improve Your Fuel Efficiency?

    vehicle driving down the road

    You don’t have to buy a new, fuel-efficient car to get great fuel efficiency. No one wants to trade a fuel bill for a car payment, so take a look at our top 5 ways to save on fuel and you may just be able to pocket a little extra money at the end of the month.

    1. Change Your Driving Style- If you’re the kind of person who enjoys the rush of hard acceleration, typically runs 10 mph over the speed limit and brakes abruptly, we’ve got bad news: you’re hurting your vehicle’s fuel economy, and your wallet, in a big way. Depending on the kind of vehicle you drive and just how extreme you are with the throttle and brake, tempering your driving style can up your vehicle’s fuel economy by more than 5 mpg. That’s a serious bump. Scaling back the speed by just 5 mph means you’ll also see an increase in fuel economy.

  • Is it a bad brake master cylinder or something else

    mechanic repairing brakes on a vehicle

    The time to know if your brakes are going bad is NOT when you go to stop at that red light or on the parkway when someone suddenly swerves in front of you.  It's not always "just" brake pads either, your brake master cylinder could be an issue. How do you recognize the signs that you have a real problem with your brake master cylinder and just what is it?   Here atGlenn's Auto & Truck Repair in Petaluma, CA we not only have the answers, but we also put together a service schedule for you and keep an eye on issues based on your driving habits, vehicle type and your description of issues you are having.  We treat your car, truck or SUV as if it were ours keeping you informed of issues we find so you can get them fixed "before" there are larger repair bills so you can keep your vehicle Newer - Longer!   Below is everything you need to look for and tips on your brake master cylinder.

  • Is it necessary to warm up your car?

    car on road

    If you drive a performance car or SUV, you want to take every measure possible to ensure it stays in good shape and running well. For many drivers of precision-engineered vehicles like BMW, Audi, Porsche, Subaru, etc., warming up the engine is a part of taking care of your vehicle. But is it necessary?

  • Is it ok to idle?

    push to start button on vehicle

    With temperatures dropping around the country, it’s understandably tempting to let your car or SUV idle to stay warm. At Glenn's Auto & Truck Repair in Petaluma, CA, one of our goals is to keep you informed on how to best care for your performance and luxury vehicles. 

  • Is it Okay to Switch Between Oil Types or Grades?

    oil being poured into car

    These days, it seems like the oil options for your oil changes are limitless - full synthetic, blends, conventional, high mileage, and the list goes on and on. We are frequently asked if it's okay to switch between oils, and how you know what is okay to use? At Glenn's Auto & Truck Repair in Petaluma, CA we're here to help you answer that question. When it comes to engine oil, the answer to this question can be as complicated or as simple as you want it to be!

  • Is Your Diesel Engine on it's Way Out?

    Smoke coming out of muffler

    Diesel engines are known for their durability, but even the best engine has to be replaced every once in a while. At Glenn's Auto & Truck Repair in Petaluma, CA, we want you to be aware of signs that your engine is about to call it quits.

  • Is Your Vehicle Draining Your Battery?

    battery

    At Glenn's Auto & Truck Repair in Petaluma, we know how annoying a dead battery can be. Here’s some information on the subject, that will hopefully help you understand your battery issues a little better.

  • Is your vehicle heater blowing cold?

    heater in car

    The climate control system in your car works hard to keep you at a comfortable temperature. If you’re having heater issues, trust the performance car specialists with us at Glenn's Auto & Truck Repair in Petaluma, CA to get you comfortably back on the road.

  • Is Your Vehicle Squealing? We Can Help!

    One of the most annoying sounds known to man is a loud squeal every time you start your car, truck, or SUV. What causes this, and what can you do to fix it? Glenn's Auto & Truck Repair in Petaluma, CA has the answer.

  • Keep Your Replacement Transmission Running Smoothly

    Transmission

    Once your transmission has been replaced and you’re shifting smoothly once more, you’ll probably want to keep it running smoothly. Here are some tips from Glenn's Auto & Truck Repair in Petaluma, CA to help keep you reliably on the road.

  • Let's Get to The Basics of Your Transmission

    The hydraulic system in your transmission is responsible for telling the mechanical components what to do, and when to do it. In order to better understand how your transmission works, it’s important to understand the mechanical components of it.

  • Let's Talk About Your Fuel Gauge

    fuel in tank pumping

    If you drive a car, truck, or SUV that runs on gasoline, there's a good chance you’ve run it low on fuel a few times (or more than a few times,) and maybe even run out of gas completely a time or two. At Glenn's Auto & Truck Repair in Petaluma, CA, we like to provide information applicable to you. Running a vehicle low on fuel is something we’re all guilty of, and most of us don’t think twice about it. But, can it be bad for your car?

  • Looking to Improve Your Fuel Efficiency?

    fuel pump fueling a car

    You don’t have to buy a new, fuel-efficient car to get great fuel efficiency. No one wants to trade a fuel bill for a car payment, so take a look at our top 5 ways to save on fuel and you may just be able to pocket a little extra money at the end of the month.

  • Looks Like A Problem? YES!

    Lady with car hood up - steam rising

    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.

  • Maintaining the Cooling System in Your Vehicle

    Your vehicle's cooling system is one of the most important systems in your vehicle. Inside your engine, spark plugs ignite the fuel within the cylinders to produce small explosions that propel your vehicle down the road. With small explosions comes scorching temperatures that can destroy your engine if not controlled. There are two types of cooling systems - liquid-cooled and air-cooled. 

  • Maintaining the Cooling System in Your Vehicle

    checking your a/c coolant

    Your vehicle's cooling system is one of the most important systems in your vehicle. Inside your engine, spark plugs ignite the fuel within the cylinders to produce small explosions that propel your vehicle down the road. With small explosions comes scorching temperatures that can destroy your engine if not controlled. There are two types of cooling systems - liquid-cooled and air-cooled. 

  • Maintaining Tires on Your Diesel Truck

    tire

    Once you’ve got your new tires installed on your diesel truck, you’ll want to keep them in good shape. Tires aren’t difficult to maintain, and maintaining them correctly will dramatically increase their longevity. Inspection and maintenance are the two key components to making sure they last.

  • Jasper
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  • Radiator
  • Reese Hitches
  • Sinister Diesel
  • Sumitomo Tires
  • Thoroughbred Diesel
  • Tires
  • Towing
  • Toyo
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  • 12 Month Warranty
  • Welding
  • Wheel Pros
  • Wifi Available
  • Xtreme Force

Glenn's Auto & Truck Repair

1309 Ross St, Suite E-F-G
Petaluma, CA 94954
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location small (707) 762-4360
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SHOP HOURS

Monday - Thursday   8:00 AM - 5:30 PM
Fridays & Weekends: Closed