ACDelco Power Steering Fluid 32 oz — GM Original Equipment, Cold-Start Flow and Component Protection

ACDelco GM Original Equipment 10-5073 (19329448) Power Steering Fluid is a 32 oz hydraulic fluid formulated to ease steering effort while protecting power steering components for long-lasting, quiet operation.

This ACDelco power steering fluid is engineered for drivers who want reliable hydraulic performance and component protection in one bottle. It supplies the lubrication and hydraulic properties necessary for smooth steering response, reduces noise and squeaks, and is designed to perform in cold starts. The formula aligns with OEM standards to help maintain steering system integrity and durability under everyday driving conditions.

How will this fluid affect steering feel and effort?

Using the correct hydraulic fluid helps the steering system deliver consistent assist and predictable feedback. ACDelco’s formulation lowers internal friction so turning the wheel requires less driver input while preserving the pump and gear surfaces.

• Reduces steering effort for easier maneuvering
• Promotes steady hydraulic pressure during turns
• Helps maintain consistent pedal/steering response in varied temperatures

What protection does it provide for power steering components?

This fluid supplies lubrication and additives that help guard seals, pumps, and valves from wear and deterioration. The result is longer service life for system parts and fewer common issues like leaks or noisy operation when the system is in good condition.

• Formulated to reduce internal wear on pumps and racks
• Helps protect seals to limit leakage over time
• Minimizes squeaks and mechanical noise during operation

Is this suitable for cold-weather use and what should I expect on cold starts?

ACDelco’s fluid is designed to perform in low temperatures, helping the system pump smoothly during cold startups. Improved low-temperature flow reduces stiff steering on initial use, so steering assistance engages more quickly in cold conditions.

• Specially formulated for extreme cold temperature operation
• Maintains pumpability at lower temperatures for easier cold starts
• Helps prevent sluggish steering response after long cold sits

How do I know this is the right fluid for my vehicle?

Always check your vehicle owner’s manual or factory service information for recommended fluid specifications. ACDelco GM Original Equipment fluids are made to match GM OEM guidelines, so they are a dependable choice for GM vehicles and many systems specifying equivalent hydraulic fluids.

• Manufactured to meet GM original equipment standards
• Ideal for GM cars, trucks and SUVs listing compatible fluid specs
• Use compatibility checks on label or vehicle documentation before filling

Who is this for? Drivers who want an OEM-grade power steering fluid for routine service or top-off maintenance will benefit from ACDelco 10-5073. It’s suited to owners of GM vehicles and others that accept equivalent power steering fluids, especially those in colder climates or who expect quiet, durable steering performance. For best results, pair with regular system inspections and replace fluid according to manufacturer maintenance intervals.