1989 GMC S15 Transmission Service

Why is Your 1989 S15’s Transmission So Important?

The transmission delivers power from the motor to your wheels so that you can drive at your desired speed. Because your transmission is responsible for converting the right amount of power into the right amount of speed, a small transmission issue can put a big dent in your S15’s performance. They're often easy to notice. 1989 GMC S15 transmission problems can show up as shifting delays, grinding when accelerating, the car shaking on the road, or whistling noises or a burning smell coming from beneath the hood. If you ignore GMC S15 transmission issues you could see your fuel economy decrease or discover that your S15’s not even driveable.

GMC Transmission Recommendations for 1989 S15s

GMC recommends having your S15's transmission system routinely inspected for wear and tear. For example, the transmission fluid in your S15 should be exchanged regularly with GMC-approved fluid. Our expert techs are familiar with 1989 S15 services and perform them according to GMC-recommended specifications. Schedule an appointment at your local Firestone Complete Auto Care at the first sign of transmission problems to help diagnose, treat, and prevent major transmission issues.

GMC S15 Transmission Service Cost

We work hard to offer affordable GMC S15 transmission repairs and services. Drop by your local Firestone Complete Auto Care for a free Courtesy Check. We’ll check out your S15’s major systems and components to help inform your car service decisions. Whether your car needs a transmission fluid exchange or preventative maintenance, you can trust our Triple Promise: Fixed Right. Priced Right. Right on Time.

1989 GMC S15 Questions & Answers

  • What happens if I "ride" my GMC's brakes? Riding the brakes or keeping your foot on the brake pedal (even lightly) can lead to transmission issues. Remember that when you’re driving down winding roads, and opt for engine braking when possible.
  • How much can my GMC tow?   Think twice before volunteering to tow a moving trailer, no matter how small. The added weight can cause issues with your transmission if your vehicle isn't equipped to handle the load. Always consult your owner's manual before towing or hauling something.
  • When should I have my S15's transmission fluid checked or exchanged? Caring for your GMC S15’s transmission fluid is a great way to help it perform. About every 30,000 to 60,000 miles is a good timeframe for having your transmission fluid inspected and perhaps changed. Service intervals can vary depending on how you use your GMC, so check with your technician first. The good news is that transmission fluid leaks are affordable to repair and easy to spot.

Brake for GMC S15 Transmission Service

Automatic or manual transmission, Firestone Complete Auto Care can help. Schedule a transmission service or repair today.