What does the coolant light on my GMC dashboard mean?

If the coolant light illuminates on your dashboard, your engine could be overheating. Pull over to a safe area and wait for the engine to cool down. Then, head to your nearest Firestone Complete Auto Care for a coolant system check.

What are the puddles in my driveway or garage floor?

It's better to get it fixed sooner than later. Antifreeze is toxic if consumed, but its smell can attract cats and dogs. Keep your whole family safe by repairing antifreeze leaks ASAP and thoroughly hosing down your parking spot to get rid of any lingering residue on the ground.

Can GMC C3500 radiators be cleaned?

To keep your GMC C3500 radiator running well, it’s wise to get it cleaned out a few times a year.

Why is my C3500 overheating?

Your GMC C3500 engine could overheat due to low coolant, a clogged radiator, a damaged water pump, a malfunctioning cooling fan, or a faulty thermostat.

My C3500 radiator sounds like it's rumbling or boiling! What's up?

Your C3500’s cooling system could contain air pockets or your radiator might be clogged. Another possibility is a faulty radiator cap, which is an easy fix!

There’s rust in my C3500 radiator. Should I be worried?

Yes. Rust in your GMC C3500 radiator could reduce cooling efficiency, cause leaks, and even lead to radiator failure. Left unchecked, rust can damage the radiator's cooling passages causing small holes or cracks in the radiator. Maintain your radiator system to help prevent rust.

Radiator Service & Repair for 1991 GMC C3500

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Schedule GMC C3500 Radiator Service

Don’t let the heat of the moment – or of your engine – get to your head. Schedule a radiator repair or service for your 1991 GMC C3500 today.

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Is It Time for Service on My 1991 GMC C3500 Cooling System?

If you’re not sure what the purpose of a radiator is, it’s hard to tell when to have your GMC C3500 radiator serviced. Nonetheless, you need to know the signs of radiator malfunction. Your radiator is part of the cooling system. It helps regulate engine temperature. So, what happens when the radiator isn’t working quite like it should? You guessed it – your engine overheats, and it may even break down completely.

Regular, proactive service on the radiator in your 1991 GMC C3500 is essential for long-term engine health. GMC recommends that you replace coolant (also called antifreeze) at certain intervals, but it’s a good idea to keep your eyes open for any indication that your radiator is failing. Your radiator could be close to causing an engine breakdown if you notice a low coolant light or higher-than-normal engine temperatures on your dashboard, or if you spot coolant leaks coming from your car. As soon as you see one of these symptoms, come to your nearest Firestone Complete Auto Care for a Courtesy Check.

Radiator Repair Service for Your GMC C3500

What’s included in a radiator repair service? When you come to Firestone Complete Auto Care, we’ll begin your radiator repair with an in-depth inspection of the cooling system in your GMC C3500. Then, we’ll move on to a machine-powered coolant exchange. Finally, we’ll refill the flushed sealants, lubricants and chemicals, then do a pressure check to catch any possible leaks.

If your radiator is acting up, odds are good that your water pump needs to be checked for proper function, too. The water pump is one part on your 1991 GMC C3500 engine that you can't put off repairing or replacing. This vital part keeps coolant moving through the engine, hoses, and radiator. If it isn’t functioning properly, your engine won’t be able to stay within its optimal temperature range. Our technicians can take a look at your radiator’s components to help make sure everything is in working order. From the radiator cap to the heater core, we’re here to give your 1991 GMC C3500 the top-notch service it needs. After all, we know it’s not just a car. It’s your car.

Questions About GMC C3500 Radiators

With regular maintenance and service as needed, you could extend the life of your 1991 GMC C3500 radiator. Get answers to common radiator questions, and head to your nearest Firestone Complete Auto Care as soon as you suspect a radiator issue.

What does the coolant light on my GMC dashboard mean? If the coolant light illuminates on your dashboard, your engine could be overheating. Pull over to a safe area and wait for the engine to cool down. Then, head to your nearest Firestone Complete Auto Care for a coolant system check.
What are the puddles in my driveway or garage floor? It's better to get it fixed sooner than later. Antifreeze is toxic if consumed, but its smell can attract cats and dogs. Keep your whole family safe by repairing antifreeze leaks ASAP and thoroughly hosing down your parking spot to get rid of any lingering residue on the ground.
Can GMC C3500 radiators be cleaned? To keep your GMC C3500 radiator running well, it’s wise to get it cleaned out a few times a year.
Why is my C3500 overheating? Your GMC C3500 engine could overheat due to low coolant, a clogged radiator, a damaged water pump, a malfunctioning cooling fan, or a faulty thermostat.
My C3500 radiator sounds like it's rumbling or boiling! What's up? Your C3500’s cooling system could contain air pockets or your radiator might be clogged. Another possibility is a faulty radiator cap, which is an easy fix!
There’s rust in my C3500 radiator. Should I be worried? Yes. Rust in your GMC C3500 radiator could reduce cooling efficiency, cause leaks, and even lead to radiator failure. Left unchecked, rust can damage the radiator's cooling passages causing small holes or cracks in the radiator. Maintain your radiator system to help prevent rust.