Transmission

  • Benefits of Auxiliary Transmission Coolers - Does Your Vehicle Need One?

    transmission cooler

    Auxiliary transmission coolers are one of many ways the aftermarket can improve the quality and durability of your vehicle. From Ponci's Diesel Center in Fortuna, CA, here’s some information concerning auxiliary coolers, why you might need one, and what it can do for you.

  • Everything you need to know about transmission sensors!

    Diagnostic Tablet on engine transmission sensor

    Our Fortuna drivers have been experiencing issues with their transmissions and there are a few things that we here at Ponci's Diesel Center feel are important to know so that you are more comfortable and confident if you are, indeed experiencing a transmission problem of any kind. First, if you drive a vehicle manufactured in the past few decades, there’s a good chance your transmission has a variety of sensors attached to it which monitors all kinds of things - fluid pressure, vehicle speed, temperature, air intake at the engine, and so on.  The first thing to check is your Transmission Sensor, which is a much more affordable fix than replacing your transmission!

  • External Components - Making Your Manual Transmission Work

    gear shift on a vehicle

    There are many parts and systems outside of the car’s transmission that is equally as important as the parts and systems inside the transmission. Without them, the transmission won’t do much. There’s no way to transfer power from the engine to the shafts, disengage it to shift the gears, or power the differential without them. Just in case you need us, at Ponci's Diesel Center in Fortuna, CA, we can help keep your transmission in top shape, but here’s what you need to know.

  • How are your transmission mounts?

    transmission

    Your transmission mounts keep your transmission in place and suppress vibrations coming from the drivetrain. How do you know when to replace them or when they’re going bad. At Ponci's Diesel Center in Fortuna, CA, our goal is to educate you about your vehicle so that you can drive it safely and prolong its life. 

  • How Do I Fix My Manual Transmission Problem?

    mechanic working on car

    Manual transmissions are generally more reliable than automatic transmissions. They don’t have as many parts, aren’t as complex, and can take a lot more abuse. However, if an issue is allowed to persist, more and more damage to surrounding components on your manual transmission will occur. Ponci's Diesel Center in Fortuna, CA can help you take care of your car as soon as you notice a problem.

  • How To Prevent A Transmission From Overheating

    Part of a transmission

    At Ponci's Diesel Center in Fortuna, CA, we know that the key to keeping a transmission reliable and in shape is taking care to prevent an issue in the first place. Here, well explore a condition which has a lot of potential to cause your transmission harm: overheating.

  • Hydraulic Basics To Keep You Running

    mechanic messing with a tire on a lifted car

    The operation of your transmission depends on your hydraulics. Even if that sounds like a foreign language to you, at Ponci's Diesel Center in Fortuna, CA, we speak the automotive language. We want you to understand what we're talking about, so here are the basics of the hydraulic functions behind your transmission.

  • 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.

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

    hand turning key in ignition

    At Ponci's Diesel Center in Fortuna, CA, our goal is to help you understand your transmission a little better and keep your car, truck, or SUV reliably on the road. If you ever hit the key and your engine fails to turn over, whether it’s once a month, once a week, or every day, you’ve got the beginnings of an issue worth dealing with.

  • Is it time for a new transmission?

    mechanic working on vehicle

    Is your car, truck, or SUV experiencing transmission failure? At Ponci's Diesel Center in Fortuna, CA, we’re here to help. You have a variety of options as to how to handle your failed transmission and knowing your options will help you to make an informed decision.

  • Is Your Transmission Shifting Erratically?

    transmission

    At Ponci's Diesel Center in Fortuna, CA, we know how troublesome it can be to pinpoint a transmission issue and get it fixed. That’s why it’s a good idea to consult us, the experts, for all your transmission needs. We want to help you get on the road safely and quickly.

  • JASPER - Good Enough for Racing

    At Ponci's Diesel Center we offer only the best products to our Fortuna, CA drivers, that’s why we are excited to partner with Jasper Engines and Transmissions. JASPER is known for its great transmissions, some of which are even used in NASCAR. The JASPER 4-Speed Transmission is currently being used by seventeen team/driver combinations during the 2020 Monster Energy NASCAR Cup Series. The 4-Speed transmission is also being used by ten team/driver combinations for the 2020 NASCAR Xfinity Series as well.

  • JASPER 4-Speed Transmissions Used by Drivers in the NASCAR Xfinity Series in 2022

    two racecars on a track

    JASPER Engines and Transmissions is pleased to announce that the JASPER 4-Speed Transmission is being used by 28 team/driver combinations in the 2022 NASCAR Xfinity Series season.

    This is an exciting leap as the same transmission was used by 12 team/driver combinations in the series in 2021. These team/driver combinations accounted for 19 wins, 84 top-five finishes, and 147 top-ten finishes for the 2021 season.

  • JASPER Expands their Chrysler Transmission Product Line

    Chrysler 68RFE

    Here at Ponci's Diesel Center, we are always striving to provide Fortuna, CA drivers with the highest quality products. That’s why we proudly work with Jasper Engines and Transmissions. JASPER is a leader in the nation for remanufacturing engines and drivetrain products at a price point that is affordable. Their latest offering is no exception. JASPER recently announced that they have expanded their remanufactured Chrysler 68RFE transmission product line. This remanufactured transmission is available for both 2WD and 4WD 2019 RAM 2500-3500 diesel applications.

  • JASPER has Expanded the Availability of the GM 6T70/6T75 Transmissions

    GM 6T70

    Jasper Engines and Transmissions is proud to announce their expanded availability of the remanufactures GM 6T70/6T75 FWD and AWD transmissions. These 6-speed transmissions are electronically controlled and are available for a variety of late-model GM vehicles. This expanded transmission line is now available for the 2013-2017 Enclave, Acadia, Traverse (3.6L FWD & AWD), Terrain, and Equinox (3.6L FWD); 2013 Equinox (3.6L AWD); 2013-2014 Terrain (3.6L AWD); 2013-2015 SRX (3.6L AWD), 2013-2016 XTS (3.6L FWD) and the 2014-2016 Impalas and Lacrosse (3.6L FWD).

  • JASPER Now Offers Turbocharger for Nissan Juke 1.6L Engine

    Turbocharger for Nissan Juke 1.6L Engine

    At Ponci's Diesel Center in Fortuna, we are proud to partner with Jasper Engines and Transmissions as we are always looking for ways to provide our drivers with only the highest quality of service and products. JASPER recently announced the availability of a turbocharger for the 2011-2017 Nissan Juke that is equipped with a 1.6L engine.

  • JASPER Offers a Remanufactured Ford 6R140 Transmission

    6R140 Transmission

    Jasper Engines and Transmissions is proud to announce their expanded availability of the remanufactured Ford 6R140 RWD and 4WD transmissions. These 6-speed transmissions are electronically-controlled and are available for a variety of vehicles. This expanded transmission line is available for the 2015-2019 6R140 F250, F350 6.2L, and F350 6.7L (RWD & 4WD).

  • JASPER Transmissions Used in Racing

    Hand holding a racing flag in the air

    Here at Ponci's Diesel Center, we take pride in our work and that’s why we choose only the best of products for our customers. We already have faith in Jasper Engines and Transmissions because of the products they provide and the warranty that backs them up, but this latest news justifies our choice even more. There are thirty NASCAR® team/driver combinations in 2021 that are using the JASPER 4-Speed Transmission. Of those thirty team/driver combinations, eighteen are being used for the NASCAR® Cup Series and twelve are being used for the NASCAR® Xfinity Series.

  • 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 Ponci's Diesel Center in Fortuna, CA to help keep you reliably on the road.

  • Know When to Change Your Transmission Fluid

    transmission fluid being poured into car

    Our goal at Ponci's Diesel Center in Fortuna, CA is to provide you with the best transmission service possible. One way we do that is by helping you understand a little more about your transmission and the way it works. Knowledge about your vehicle and its systems allow you to catch problems when they arise and deal with them appropriately, saving you money and easing some of the stress of car ownership. You probably already know how to check your oil, and when to change it. Checking and maintaining transmission fluid is something people tend to understand far less about, however. Here’s what you need to know.

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Ponci's Diesel Center

770 S Fortuna Blvd
Fortuna, CA 95540
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