A red GMC truck in a clearing, surrounded by pine trees.
Keeping Your Truck’s Transmission Healthy in 2025

Happy New Year from Ralph’s Transmission! As we roll into 2025, it’s the perfect time to set resolutions for both yourself and your vehicle. For truck owners in the Central Valley, maintaining a healthy transmission should top the list. Your…

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Merry Christmas from Ralph’s Transmission!

At Ralph’s Transmission, we want to extend our warmest holiday wishes to our customers, friends and the wonderful Central Valley community we’re proud to serve. As this festive season fills the air with joy, we are reminded of the importance…

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A technician explores the underbelly of a vehicle.
Signs Your Differential Needs Repair—What to Look and Listen For

The differential is a crucial component of your vehicle’s drivetrain system. It ensures smooth turns by distributing power to your wheels at varying speeds. When the differential begins to fail, it can jeopardize your driving experience and potentially lead to…

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5 Simple Transmission Care Tips for Work Trucks

Work trucks face more stress than the average vehicle due to heavy-duty tasks. They are often used for towing and carrying heavy loads. They may also require frequent stop-and-go operations in lower gears. Ensuring the health of your truck’s transmission…

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4 Tips for Maintaining Your 4×4 Truck’s Transfer Case

The transfer case is an essential component in any four-wheel drive (4×4) or all-wheel drive (AWD) vehicle. It distributes power from the transmission to both front and rear axles, providing the traction needed for tough terrain. Regular maintenance of your…

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Transmission Trouble: When to Repair, Rebuild or Replace

When transmission issues arise, drivers are often faced with a difficult decision. Should you repair, rebuild or replace the transmission? Understanding the difference between these options can help you make the most cost-effective choice for your vehicle. Transmission Repair This…

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Does Your Truck Have a Damaged Differential?

A truck’s differential plays a vital role in ensuring smooth handling and proper distribution of power between the wheels. The differential allows each wheel to rotate at different speeds, which allows for better handling—especially when navigating turns. When a vehicle’s…

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Jeep Owner Gets Transmission Rebuilt at Ralph’s Transmission

James drives a 2010 Jeep Wrangler with over 120,000 miles on it. He recently began experiencing some transmission and drivetrain problems. The vehicle wasn’t shifting into reverse, the differential cover had broken bolts and the check engine light was on.…

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a truck driving through mud
Is Your Truck’s Transmission Slipping Between Gears?

Transmission issues can be a major concern for truck owners, particularly when it comes to slipping gears. The transmission may slip when shifting between gears or slip in and out of gear as it struggles to stay engaged. This problem…

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Recent Posts

Heavy Duty Performance: Why Modesto Truck Owners Trust Us with Chevy and GMC Transmissions

Driving a Chevy Silverado or a GMC Sierra in the Central Valley means operating a powerhouse designed for heavy lifting and enduring the California heat. However, these rugged American trucks face immense strain on their…

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Why Your Truck Struggles to Shift While Towing

If your truck hesitates, shifts hard or struggles to stay in gear while towing or hauling heavy loads, your transmission may be under more stress than it can handle. At Ralph’s Transmission in Modesto, we…

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What Happens if You Ignore Transmission Problems Too Long?

It’s easy to put off a repair when your vehicle is still drivable. Maybe it’s a slight delay when shifting or a small fluid leak. But when it comes to your transmission, waiting too long…

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