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Transmission Vacuum Modulator

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Fram FM2333 Transmission Vacuum Modulator - Direct Fit
Vehicle Info Required to Guarantee Fit
$26.83
Product Details
Warranty : Fram limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Fram FM2306 Transmission Vacuum Modulator - Direct Fit
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$20.08
Product Details
Anticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Fram FM2310 Transmission Vacuum Modulator - Direct Fit
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$24.43
Product Details
Anticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Fram FM2315 Transmission Vacuum Modulator - Direct Fit
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$20.45
Product Details
Anticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Fram FM2321 Transmission Vacuum Modulator - Direct Fit
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$19.83
Product Details
Anticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Fram FM2328 Transmission Vacuum Modulator - Direct Fit
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$20.74
Product Details
Anticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Fram FM2336 Transmission Vacuum Modulator - Direct Fit
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$29.84
Product Details
Anticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Fram FM2338 Transmission Vacuum Modulator - Direct Fit
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$27.02
Product Details
Anticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Standard TM-10 Transmission Vacuum Modulator - Direct Fit
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$51.17
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Standard TM-34 Transmission Vacuum Modulator - Direct Fit
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$47.74
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Standard TM-39 Transmission Vacuum Modulator - Direct Fit
Vehicle Info Required to Guarantee Fit
$37.67
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Standard TM-44 Transmission Vacuum Modulator - Direct Fit
Vehicle Info Required to Guarantee Fit
$31.83
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Standard TM-54 Transmission Vacuum Modulator - Direct Fit
Vehicle Info Required to Guarantee Fit
$52.34
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Standard TM-55 Transmission Vacuum Modulator - Direct Fit
Vehicle Info Required to Guarantee Fit
$50.66
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Standard TM-57 Transmission Vacuum Modulator - Direct Fit
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$90.33
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Page 1 of 2 | Showing 1 - 15 of 16 results

Transmission Vacuum Modulator Guides

Dos and Don'ts When Choosing a Transmission Vacuum Modulator

The transmission vacuum modulator measures the load of the engine's vacuum, so the transmission can shift gears correctly. If you're experiencing problem with the shifting of your car, then you might need diagnose and replace the transmission vacuum modulator. Here's a list to help you with your search.

Dos

  • Check the make, type, and year of the vehicle that's applicable to the modulator. This will help you search faster. You can easily do this in aftermarket websites in just a few clicks.
  • Determine if the transmission vacuum modulator is fit for a 6-speed transmission, 5-speed, or lower transmission levels. You should also find a modulator that gives you the ability to adjust the throttle shift points. There are also some modulators with screws that can adjust diaphragm preload.
  • Choose a transmission vacuum modulator that already includes a seal, so you don't have to look for one that will fit on the modulator. It is also helpful if the modulator already has instructions on how to install it.
  • Make sure that the part you're going to buy comes with warranty. You can avail at least a 90-day standard limited warranty only from trusted brands like AC Delco and Standard. They also use the highest quality of materials in their products.
  • Ready your budget for a transmission vacuum modulator. The price can go as high as $132 although the cheapest can only cost you $20.

Don'ts

  • DO NOT install a used transmission vacuum modulator in your vehicle. The condition of the material is unknown, and it may have an effect on the other car parts. To be sure, always find a new replacement.
  • DO NOT attempt to use a transmission vacuum modulator not specified for your vehicle. You won't know the result of it to your car.

Transmission Vacuum Modulator: The Part You Need for a Seamless Shift

The engine of an automatic transmission vehicle shifts with the help of a transmission vacuum modulator. This part measures the load of the engine so the transmission can shift correctly. However, if this part is malfunctioning, then the transmission won't be able to change gears correctly. This guide will show you how to replace a transmission vacuum modulator in just a few steps.

Difficulty level: Moderate

Tools needed:

  • Floor jack
  • Jack stands
  • Pliers
  • Screwdriver
  • New transmission vacuum modulator

Step 1: Park your car on a level surface, and make sure that the area is clean. Put your vehicle in neutral mode, engage the emergency brake, and chock up the rear wheels. Remove the negative battery cable afterwards. Make sure the cable is away from the other parts of the engine.

Step 2: Use the floor jack to lift the front part of your vehicle, and secure it with the jack stands. Make sure the jack stands are under the car's solid frame.

Step 3: Locate the vacuum hose underneath the vehicle. Remove it using the pliers and screwdriver. Check the hose if there are already cracks on the surface; you may need to replace the hose if it's already worn out.

Step 4: Detach the retainer bolts and clamps that hold the vacuum diaphragm. Do not distort or bend the clamp.

Step 5: Pull the transmission vacuum modulator from the transmission body. It will include the vacuum control rod. Move it carefully back and forth if it's too difficult to remove. Attach the vacuum control rod to the transmission body if the modulator has been completely removed.

Step 6: Get the new transmission vacuum modulator, and apply oil or lubricant around its edge. Attach it to the transmission body. Use the same back and forth motion to install it easier.

Step 7: Once the modulator is connected, secure its position using the retainer bolts and clamps. Torque the bolts until it reaches a minimum of 80 inch pounds.

Step 8: Attach the vacuum hose to its previous position. Make sure that all the connections are correct and there's no leak.

Step 9: Lower the vehicle using the floor jack, and remove the jack stands as well. Reconnect the negative battery terminal.

Step 10: Test drive your vehicle, and observe if the car's shifting is already back to normal.

Installation tip:

  • You can adjust the transmission vacuum modulator using a psi gauge to set the pressure correctly.

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