Description
Product Overview
The GM Genuine Parts Hood Open Assist Spring (part number 15035592) is engineered to meet the exacting standards of General Motors’ original equipment specifications. Constructed from high‑strength steel with a precision‑machined exterior, this spring delivers consistent force to assist the hood in opening and staying open when needed. Weighing just 1.4 lb and measuring 11.2 x 4.3 x 1.5 inches, it fits seamlessly into the designated spring cavity, replacing the factory‑installed component without modification.
Every spring undergoes rigorous testing for fatigue resistance, corrosion protection, and dimensional stability, ensuring that it performs reliably across a wide temperature range and under repeated cycling. The design incorporates a balanced coil geometry that minimizes friction and wear on adjacent hinge pins, extending the service life of the entire hood assembly. This part is compatible with a broad range of Chevrolet, Buick, GMC, and Cadillac models that share the same spring mounting points, making it a versatile solution for service technicians and DIY enthusiasts alike.
Manufactured by GM Genuine Parts, the spring carries the same part number as the original equipment component, guaranteeing an exact match in fit and function. The product is packaged in a protective cardboard sleeve to prevent deformation during shipping, and each unit is inspected for compliance with GM’s quality assurance protocols before leaving the factory.
![[Product front view showing all components]](https://www.apvex.store/wp-content/uploads/2026/08/c80a2fc38b8e45479b26358f6544da47.jpg)
Usage
This assist spring is intended for use in the front hood assembly of passenger cars and light trucks that require a reliable opening assist mechanism. Install the spring by first removing the old component, cleaning the mounting area, and then positioning the new spring so that its ends align with the designated anchor points on the hood frame. The spring should be seated firmly, allowing the hood to lift smoothly with minimal effort. It is especially beneficial in vehicles where the hood is frequently accessed for engine checks, maintenance, or repairs.
In colder climates, the spring’s robust construction helps counteract the stiffening effect of low temperatures, ensuring that the hood can still be opened without excessive force. Conversely, in hot environments, the corrosion‑resistant coating protects against rust and degradation, maintaining performance over the vehicle’s lifespan. The spring is also suitable for aftermarket upgrades where a stronger assist force is desired, such as in performance‑oriented builds or vehicles equipped with heavier hood panels.
When installing, it is recommended to use a torque wrench to verify that any associated fasteners are tightened to the manufacturer‑specified values. This practice prevents over‑compression of the spring, which could lead to premature fatigue. Regular inspection during routine service intervals can identify any signs of wear or loss of tension, allowing for timely replacement and continued safe operation.
Why Choose Us
Choosing GM Genuine Parts means selecting a component that is designed, engineered, and tested to the same rigorous standards as the parts installed on the assembly line. Our spring benefits from GM’s extensive research and development resources, ensuring that it integrates seamlessly with the vehicle’s existing hardware and software systems. The part is backed by the full warranty and support network of General Motors, providing peace of mind for both professional mechanics and end‑users.
Our commitment to quality extends beyond the manufacturing process. Each spring is subject to a multi‑stage inspection that includes dimensional verification, force testing, and surface finish analysis. This thorough quality control guarantees that every unit meets or exceeds the original equipment performance criteria, delivering the same level of reliability you expect from a factory‑installed component.
In addition to product excellence, GM Genuine Parts offers comprehensive customer support, including technical assistance, parts lookup tools, and a responsive service team ready to address any questions or concerns. Whether you are replacing a single spring or outfitting an entire fleet, our expertise and resources ensure a smooth procurement and installation experience.
Key Features
- Precision‑machined steel construction delivers consistent assist force for smooth hood operation.
- Lightweight design (1.4 lb) reduces overall vehicle weight while maintaining durability.
- Corrosion‑resistant coating protects against rust in harsh weather conditions.
- Exact OEM fit ensures easy installation without the need for modifications.
- Backed by GM Genuine Parts customer support and warranty for added confidence.
FAQ
What vehicles are compatible with this hood spring?
The GM Genuine Parts Hood Open Assist Spring (15035592) is compatible with a range of Chevrolet, Buick, GMC, and Cadillac models that share the same spring mounting points. Specific model years and trims can be verified using the part number in GM’s official parts catalog or by consulting a certified dealer.
How do I know if the spring needs replacement?
Signs that the assist spring may be failing include a hood that feels heavy to lift, a noticeable sag when the hood is opened, or audible creaking noises from the hinge area. During routine maintenance, inspect the spring for visible corrosion, deformation, or loss of tension, and replace it if any of these conditions are observed.
Can I install this spring myself?
Yes, the spring is designed for straightforward replacement with basic hand tools. However, it is important to follow the installation instructions carefully, ensure proper alignment, and torque any fasteners to the specifications provided by GM. If you are unsure, a qualified automotive technician can perform the installation quickly and safely.
What warranty does GM Genuine Parts provide for this spring?
The spring is covered by GM’s standard limited warranty, which protects against defects in material and workmanship for a specified period after purchase. Detailed warranty terms can be obtained from the retailer or by contacting GM Genuine Parts customer service.
Is this spring suitable for aftermarket performance upgrades?
While the spring meets OEM specifications, it can also be used in performance applications where a reliable hood assist is required. Its robust construction and consistent force output make it a solid choice for vehicles with heavier hood panels or for owners seeking a more refined opening experience.




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