AC DELCO 8664388 Obsolete Govenor Pressure Switch TH125C Transmisson

( Brand: Ac Delco ), ( Type: Govenor Pressure Switch ), ( Manufacturer Part Number: 8664388 ), ( Vintage Part: Yes ), ( Transmission Type: Automatic ), ( Placement On Vehicle: Internally In Transmisson ), ( Country Of Origin: United States ), ( Performance Part: No ), ( California Prop 65 Warning: California Prop65 Warning )

Review AC DELCO Obsolete #8664388 Govenor Pressure Switch Transmisson

AC Delco 8664388 Transmission Governor Pressure Switch (TH125C)

The AC Delco 8664388 Transmission Governor Pressure Switch, TH125C is an essential component of automatic transmission systems. This obsolete part is designed to maintain optimal pressure levels within the transmission system, ensuring smooth and efficient performance.

This pressure switch features a robust construction, with a high-quality electrical connector and a sturdy housing. The switch mechanism is engineered to accurately detect and respond to changes in transmission fluid pressure, allowing it to engage and disengage the transmission bands as required.

The AC Delco 8664388 is specifically designed for use in TH125C automatic transmission systems, making it an ideal replacement for worn-out or malfunctioning components. This part is engineered to meet or exceed the original equipment manufacturer's specifications, ensuring reliable and consistent operation.

This pressure switch operates by monitoring the fluid pressure within the transmission system. When the fluid pressure drops below a certain threshold, the switch activates, sending an electrical signal to the transmission control module. This signal triggers the transmission to shift gears or engage the bands, maintaining optimal performance and protecting against potential damage.

Installation of the AC Delco 8664388 Transmission Governor Pressure Switch is a straightforward process, requiring minimal tools and mechanical expertise. The switch is designed to plug directly into the existing wiring harness, making it a convenient and hassle-free upgrade for vehicle owners.

In summary, the AC Delco 8664388 Transmission Governor Pressure Switch (TH125C) is an essential component of automatic transmission systems, designed to maintain optimal fluid pressure levels for smooth and efficient performance. This obsolete part is robustly constructed, easy to install, and meets or exceeds original equipment manufacturer specifications, making it an excellent choice for vehicle owners in need of a reliable replacement.

The AC Delco 8664388 Transmission Governor Pressure Switch TH125C is an obsolete part, which means it is no longer in production by the manufacturer. Here are some pros and cons that might help you decide whether or not to buy this part:

1. Availability: You can still find this part in the aftermarket, which means you can buy it even though it's obsolete.

2. Brand Reputation: AC Delco is a well-known and trusted automotive parts brand, so you can have confidence in the quality of the part.

3. Fitment: This part is specifically designed for TH125C transmission systems, which means it should fit and function properly in your vehicle.

1. Obsoleteness: Since this part is no longer in production, it may become increasingly difficult to find and purchase as time goes on.

2. Price: Obsolete parts can be more expensive than new ones due to supply and demand.

3. Repair vs. Replace: If the pressure switch is the only issue with your transmission, you might consider repairing it instead of replacing it with a new one.

The decision to buy the AC Delco 8664388 Transmission Governor Pressure Switch TH125C depends on your specific situation. If you need the part right away and can't find a new one, or if you trust the brand and want to ensure a good fit, then buying this obsolete part might be the best option for you. However, if you have the time and resources to explore other options, such as repairing the existing pressure switch or finding a new or rebuilt one, then you might want to consider those as well. Ultimately, it's important to weigh the pros and cons carefully and make an informed decision based on your budget, time constraints, and personal preferences.

If you decide to buy the AC Delco 8664388 Transmission Governor Pressure Switch TH125C, make sure to buy it from a reputable supplier to ensure its authenticity and quality. You might also want to consider checking with your local transmission shop or dealership to see if they have any alternatives that might be more cost-effective or practical in the long run. If you have the time and resources, exploring these options could save you money and hassle in the future.

Details:

OBSOLETE AC DELCO #8664388 GOVENOR PRESSURE SWITCH ONE OF THE APPLICATION FOR THIS IS TH125C TRANSMISSON.

part #: 8664388 prices

• $20.98-$74.45

specifications addedclutch:

• brand: Ac Delco
• type: Govenor Pressure Switch
• manufacturer part number: 8664388
• vintage part: Yes
• transmission type: Automatic
• placement on vehicle: Internally In Transmisson
• country of origin: United States
• performance part: No
• california prop 65 warning: California Prop65 Warning

seller addedclutch:

• city: Ewa BeAch, Hawaii
• # reviews: 310
• rating: 98.7%

general addedclutch:

• Transmission Drivetrain > Clutch Parts Kits > Additional Clutch Parts
• condition: New other see details

returns addedclutch:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

payments addedclutch:

• credit card: Mastercard
• other
• wallet: Paypal

shipping addedclutch:

• class: Expedited
• service: USPS Priority Mail
• transit: 18-21 Days
• cost: $15.50
• type: Fixed
• carrier: USPS

offer addedclutch:

• availability: In Stock
• started: January 9, 2026
• sold: 0
• options: Ship-to-home
• quantity: 1

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