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⚙️ Keep your engine running like a GM masterpiece — don’t settle for less!
The GM Genuine Parts 12686433 Oil Pump is an OEM-quality engine component engineered and validated by General Motors for Chevrolet, Buick, GMC, and Cadillac vehicles. It guarantees precise fitment, superior durability, and optimal oil pressure performance, backed by rigorous GM testing and continuous design innovation.
| ASIN | B0987SBDY4 |
| Best Sellers Rank | #32,522 in Automotive ( See Top 100 in Automotive ) #13 in Automotive Replacement Engine Oil Pumps |
| Brand | GM GENUINE PARTS |
| Customer Reviews | 4.6 4.6 out of 5 stars (128) |
| Date First Available | June 29, 2021 |
| Exterior | Machined |
| Item Weight | 6.87 pounds |
| Item model number | 12686433 |
| Manufacturer | GM Genuine Parts |
| Manufacturer Part Number | 12686433 |
| Model | GM Original Equipment |
| OEM Part Number | 12656102 , 12686433 , 12677143 , 12673984 , 12666737 , 12665356 , 12661761 , 12661206 , 12659938 , 12657346 |
| Position | Center |
| Product Dimensions | 12.62 x 11.38 x 9 inches |
B**R
OEM PART
OEM PART. Oil pump is working as should.
R**R
Oem part/ parte original
Recommend item original part fits perfectly And pressure remains were it should! Installed with out a problem! Make sure to order O ring separately! Doesn't come with it! Funciona perfectamente la precion se mantiene donde debe queda perfectamente! La instale sin problema ordenar el empaque separado no biene en la caja
M**Z
Holds oil pressure
Works like it should
P**9
The check engine light went 6
It's a perfect match And the check engine light went off
A**R
Fit good
Worked great
E**D
Works for LT L83 5.3
Works great in L83 with truck Norris cam
C**R
It pumps oil
It was good quality. For the money.
D**N
Worked great
Worked as it should
F**L
Worked perfectly
P**K
La bonne pièce pas encore installé!!!
B**Q
6.2 L LT motor in 2018 Sierra had low oil pressure. Tried replacing just the solenoid, but didn't work. Ended up swapping with this pump. All back to normal. This is a geniune GM replacement pump. So no concerns with fitment or function.
Trustpilot
1 week ago
2 weeks ago