Why does my Montana’s check engine light come on when I start it?

It's okay if your check engine light comes on when you first start your vehicle. This is just your Montana testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Pontiac engine sound different?

Strange under-the-hood noises can point to problems within your Pontiac Montana engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a Pontiac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Pontiac Montana engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my Pontiac Montana radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Montana when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my Montana engine suddenly stop?

There are different reasons your Montana vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who can repair my Pontiac Montana engine?

Your local Firestone Complete Auto Care offers Pontiac Montana engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

2005 Pontiac Montana Engine Repair

Learn about

2005 Pontiac Montana Trim Options

Select your Pontiac Montana trim level to learn more about Pontiac-recommended engine repair. Use the following chart to find information.

V6/3.4L

V6/3.5L

Repairs for Your 2005 Pontiac Montana

Nothing lasts forever. Even your Pontiac Montana's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2005 Pontiac Montana repairs.

We Care for Pontiac Montana Engines

Pontiac Montana engines are known for their reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Things can go wrong on the road. If they do, you’ll have to find a dependable 2005 Pontiac service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Pontiac Montana engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 2005 Pontiac Montana Check Engine Light Is On

As soon as your Montana check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission control system that won’t go away on its own. Causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few possible causes. Bring your Montana in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. Other signs your Pontiac Montana engine needs some TLC are burning smells, or misfiring.

Engine Repairs for Your 2005 Montana

If your 2005 Pontiac Montana needs engine repair, our technicians will provide you with a thorough explanation beforehand. We don't start working until we have your approval. If a repair can wait, we'll let you know. We'll also tell you if it's necessary for your safety. We want to provide you with the information you need to make an informed engine repair decision. By choosing Firestone Complete Auto Care for Montana engine repairs and you can feel good knowing that we only use Pontiac-compliant replacement parts such as the timing chain or belt, motor oil seal, ignition coil, or a different component.

Engine Q&A 2005 Pontiac Montana

Why does my Montana’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. This is just your Montana testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Pontiac engine sound different? Strange under-the-hood noises can point to problems within your Pontiac Montana engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a Pontiac engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Pontiac Montana engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my Pontiac Montana radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Montana when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my Montana engine suddenly stop? There are different reasons your Montana vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who can repair my Pontiac Montana engine? Your local Firestone Complete Auto Care offers Pontiac Montana engine repair. Schedule an appointment today at one of our thousands of locations nationwide!