GM 55509045 Envision Engine Motor Camshaft Position Actuator

( Brand: Gm ), ( Manufacturer Part Number: 55509045 ), ( Vintage Part: No ), ( Type: Actuator ), ( Material: Plastic ), ( Fitment Type: Direct Replacement )

Review GM Buick Envision Engine Motor Camshaft Position Actuator Oem fits 2021–2025

The GM 55509045 2021-2025 Buick Envision Engine Motor Camshaft Position Actuator is an essential component of your vehicle's engine control system. This actuator plays a critical role in managing the timing of the engine's camshaft, which directly impacts the engine's performance and fuel efficiency.

The actuator is a compact, electromechanical device that receives signals from the powertrain control module (PCM) and translates them into mechanical movement. It uses a stepper motor to move the camshaft position sensor, which in turn provides the PCM with information about the engine's position and RPM. This data is then used to optimize fuel injection, ignition timing, and other engine functions.

The GM 55509045 actuator is designed to meet the rigorous demands of modern engines, with a robust construction that ensures reliable operation even under heavy loads and extreme temperatures. Its housing is made of high-strength aluminum, which not only reduces weight but also provides excellent heat dissipation. The actuator also features a durable, wear-resistant camshaft position sensor, which minimizes the risk of failure and helps maintain optimal engine performance.

Installing this actuator in your Buick Envision is a straightforward process that can be completed in about an hour with the right tools and some mechanical know-how. It is recommended that you consult your vehicle's repair manual or a professional mechanic if you are unsure about any aspect of the installation process.

When it comes to maintaining your engine's performance and longevity, the GM 55509045 2021-2025 Buick Envision Engine Motor Camshaft Position Actuator is an essential component that should be in good working order. If you notice any symptoms of malfunction, such as rough idling, stalling, or poor fuel economy, it may be time to replace the actuator. By investing in a high-quality replacement part like this one, you can ensure that your vehicle continues to run smoothly and efficiently, providing you with peace of mind and a great driving experience.

The GM 55509045 2021-2025 Buick Envision engine motor camshaft position actuator is an essential part of the vehicle's engine control system. It is responsible for adjusting the timing of the camshaft based on engine RPM and load conditions. Here are some pros and cons that may help you decide whether to buy this part:

1. Improved engine performance: A faulty camshaft position actuator can cause misfires, rough idling, and poor fuel economy. Replacing this part can help restore the engine's performance to factory specifications.

2. Long-term reliability: Buying a genuine GM part guarantees that the component is designed and manufactured to meet the strict quality standards of the automaker. This can lead to longer-term reliability compared to aftermarket parts.

3. Peace of mind: Installing a genuine GM part ensures that any warranties or guarantees provided by the dealership or manufacturer are still valid. This can provide peace of mind for the vehicle owner.

1. Cost: The price of a genuine GM part may be higher than aftermarket alternatives. However, the long-term reliability and peace of mind may outweigh the initial cost.

2. Availability: Depending on the location and availability, it may take some time to source and receive a genuine GM part. This can result in inconvenience for the vehicle owner.

The decision to buy the GM 55509045 2021-2025 Buick Envision engine motor camshaft position actuator ultimately depends on the vehicle owner's priorities. If reliability, performance, and peace of mind are top priorities, then a genuine GM part is the recommended choice. However, if cost and availability are more significant concerns, then aftermarket alternatives may be considered.

If the vehicle requires a replacement camshaft position actuator, and the owner values the long-term reliability and peace of mind provided by a genuine GM part, then it is recommended to purchase the GM 55509045 2021-2025 Buick Envision engine motor camshaft position actuator from a trusted GM dealership or parts supplier.

Details:

TRANSMISSION: 9-SPEED AUTOMATIC 9T50. BODY TYPE: SPORT UTILITY 4-DOOR SUV. COLOR: EXTERIOR OLYMPIC WHITE GAZ / WA8624. MILEAGE: 29K MILES.

part #: 55509045 prices

• $45.99-$259.99

specifications cashalif:

• for makes: Buick
• for years: 2021-2025
• brand: Gm
• mpn: 55509045
• vintage part: No
• type: Actuator
• material: Plastic
• fitment type: Direct Replacement

returns cashalif:

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

offer cashalif:

• quantity: 2
• best offers: True
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: February 19, 2026

payments cashalif:

• wallet: Google-pay
• other
• credit card: Diners-club

general cashalif:

• condition: Used
• Engines Engine Parts > Valvetrain Components > Camshafts

seller cashalif:

• # reviews: 44756
• city: Kingsley, Michigan
• rating: 99.9%

shipping cashalif:

• service: Standard
• type: Fixed
• transit: 4-7 Days
• class: Standard
• cost: $0.00

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