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๐ ๏ธ Upgrade your brake game with GMโs precision power booster valveโbecause safety never goes out of style.
The GM Genuine Parts 179-1266 Power Brake Booster Vacuum Check Valve Kit is a GM-recommended, vehicle-specific replacement part designed to maintain optimal brake booster vacuum integrity. Manufactured to original equipment specifications, it features precision 0.54-inch compression ports and comes with a 24-month unlimited mile warranty, ensuring reliable, long-lasting performance trusted by thousands of GM vehicle owners.










| Asin | B000C9H8AY |
| Best Sellers Rank | #66,013 in Automotive (See Top 100 in Automotive) #6 in Automotive Replacement Exhaust Check Valves |
| Brand Name | GM GENUINE PARTS |
| Customer Reviews | 4.6 4.6 out of 5 stars (577) 4.6 out of 5 stars |
| Exterior Finish | Machined |
| Global Trade Identification Number | 00036666449563 |
| Included Components | Check Valve Kit |
| Inlet Connection Size | 0.54 inches |
| Inlet Connection Type | Compression |
| Item Dimensions | 3.5 x 2.2 x 1.5 inches |
| Item Type Name | Check Valve Kit |
| Item Weight | 4.54 g |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 179-1266 |
| Manufacturer Warranty Description | 24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
| Material Type | Plastic |
| Model Number | 179-1266 |
| Number Of Items | 1 |
| Number Of Pieces | 2 |
| Number Of Ports | 2 |
| Outlet Connection Size | 0.54 inches |
| Outlet Connection Type | Compression |
| Set Name | GM Genuine Parts Power Brake Booster Check Valve Kit (3 Piece) |
| Size | 3.5 inches |
| Specification Met | GM |
| Thread Size | 0.54 inches |
| Unit Count | 1 Count |
| Upc | 036666449563 |
| Valve Type | check valve |
User
OEM for a good price
Great OEM replacement, fits a 2000 Silverado perfectly. Good quality grommet that fits without trouble and seals well.
User
A little different than OEM, but fits on OEM brake booster. - 2008 Impala LT
I original bought this check valve kit to remedy a suspected vacuum leak in the brake booster area of my 2008 Impala LT. I was noticing an audible hissing noise when pressing the brake as well as noticeably reduced braking power. That being said, this item did not fix my issue but it's worth checking out before other parts since it's very affordable.The fix for my vacuum leak came from the plastic/rubber seal within the brake booster itself which is not a part you can purchase by itself. You have to purchase an entire new brake booster or pull the part from a brake booster on a similar model year Impala from an auto salvage yard.This item is slightly bigger than the OEM check valve and a different color (slightly off white/grey). See pictures for packaging and side-by-side comparison of OEM vs this AC Delco check valve.I've attached bonus pics of the original brake booster seal that failed and caused the brake booster to malfunction and the intact one I pulled from a salvaged Impala. Hope this helps!
User
Quality product
Works like a champ. Perfect fit, easy to install
User
Made in China?
The quality you expect from AC Delco
User
Different size but still fit great
Slightly larger than the original but it worked out just fine. Got it for my 05โ Chevy Silverado 1500
User
Excellent cheap fix for brakes
I did not realize this was a serviceable part. I can't believe how much this little valve has increased my stopping power on my 2000 GMC Sierra. If you are not getting the firmness in your braking that you should be getting. Start with this part first. I kept bleeding my brakes thinking I still had air in the lines. Turns out, the valve had long worn out and the rubber grommet no longer provided a good seal. After putting 330,000 miles on my truck, I guess that is to be expected. The part comes in a gray color(not black as pictured.) I didn't care. It was packaged in ACDELCO packaging.
User
perfect
perfect
User
Perfect fit - 2005 silverado 1500 ext. Cab
The check valve looks to be slightly bigger, but it fit right in. The seal at the brake booster was torn/leaky so I got this kit. Everything is back to normal. The old check valve is still good so it'll be a spare. If possible, I always go with OEM parts.
User
Correct fit
Works well so far, however it came as white, the picture when buying shows it as black
User
Excelente producto es igual a la que trae la camioneta
Excelente
User
It would have fit.
I just sent it back . I thought the new power booster I bought would not have a check valve, but it came with one. It would have fit great. The price was good.Thanks Amazon.
User
Awesome thanks
Fits like oem and gave my brake pedal a much firmer felling
User
Close fit but not like original
Close fit but not as good as original
Trustpilot
2 weeks ago
4 days ago