Brands Vehicles

Lowest Prices

Free Returns

Online Since 2009

JOIN GEARS TO SAVE 5%

ACDelco 12686657 Vacuum Pump


Brand:	ACDelco
Part Number:	12686657
UPC:	00808709812708
Weight:	2.31 lbs
Condition:	New

On Sale:

$82.21

Availability:

32 in Stock

Warehouse:

US-12

Quantity:

Product Information

Description:

Get the ACDelco 12686657 Vacuum Pump for your vehicle. Buy now and secure your purchase online!

GM Genuine Parts Vacuum Pumps are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These vacuum pumps provide a source of vacuum power for emission controls, and may be electrically or mechanically operated, depending on vehicle application. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

Assists in minimizing premature oil contamination
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM regularly updates production and service part designs to integrate new materials and technologies
Helps prevent the effects of engine blow-by
Operates blower air direction controls for A/C and heat
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

Drive Type:

Gear

Gasket Or Seal Included:

Yes

Height (in):

3 in

Inlet Port Inside Diameter:

0.26 in.

Inlet Port Inside Diameter:

6.6 mm

Inlet Port Outside Diameter:

0.37 in.

Inlet Port Outside Diameter:

9.4 mm

Length (in):

6.4 in

Mounting Hardware Included:

Yes

Port Quantity:

Programming Required:

Type:

Mechanical

Weight (lb):

2.31 lb

Width (in):

5.3 in

Features and Benefits:

– Check all vacuum hoses for leaks.
– Inspect belts if your pump is belt-driven.

Specifications:

Country of Origin:

Select a vehicle to narrow ACDelco 12686657 Vacuum Pump fitment info!

Last Updated: 04/30/2024

Years

Vehicle

Per Vehicle

Fit Notes

Fitment Notes

Buick Envision

2.0L L4 Gas DOHC Turbo

1 Eng: LTG
8th VIN Digit: X

Buick Envision

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

Buick Envision

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC

1 Eng: LCV
8th VIN Digit: A

Buick Envision

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC Eng: LCV
8th VIN Digit: A

1 Per Vehicle

2016

Buick Envision

2.0L L4 Gas DOHC Turbo

1

Buick Envision

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC

1 Eng: LHN
8th VIN Digit: Z

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC Eng: LHN
8th VIN Digit: Z

1 Per Vehicle

Buick Regal

2.0L L4 Gas DOHC Turbo

1 Eng: LTG
8th VIN Digit: X

Buick Regal

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

2014

Buick Regal

2.0L L4 Gas DOHC Turbo

1 Eng: LTG
8th VIN Digit: X
Mfr Code: MR6
FWD

Buick Regal

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X
Mfr Code: MR6
FWD

1 Per Vehicle

Buick Regal Sportback

2.0L L4 Gas DOHC Turbo

1 Eng: LTG
8th VIN Digit: X

Buick Regal Sportback

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

Buick Regal TourX

2.0L L4 Gas DOHC Turbo

1

Buick Regal TourX

Cadillac ATS

2.0L L4 Gas DOHC Turbo

1 Eng: LTG
8th VIN Digit: X

Cadillac ATS

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

2016

Cadillac ATS

2.5L L4 Gas DOHC

1 Eng: LCV
8th VIN Digit: A

ACDelco 12686657 Vacuum Pump

$82.21

Product Information

Description:

Features and Benefits:

Specifications:

Features and Benefits:

Specifications:

Select a vehicle to narrow ACDelco 12686657 Vacuum Pump fitment info!

Buick Envision 2.0L L4 Gas DOHC Turbo

1

Eng: LTG8th VIN Digit: X

Buick Envision

2.0L L4 Gas DOHC Turbo Eng: LTG8th VIN Digit: X 1 Per Vehicle

Buick Envision 2.5L L4 Flex DOHC,2.5L L4 Gas DOHC

1

Eng: LCV8th VIN Digit: A

Buick Envision

2.5L L4 Flex DOHC,2.5L L4 Gas DOHC Eng: LCV8th VIN Digit: A 1 Per Vehicle

Buick Envision 2.0L L4 Gas DOHC Turbo

1

Buick Envision

2.0L L4 Gas DOHC Turbo 1 Per Vehicle

Buick LaCrosse 2.5L L4 MILD HYBRID EV-Gas MHEV DOHC

1

Eng: LHN8th VIN Digit: Z

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC Eng: LHN8th VIN Digit: Z 1 Per Vehicle

Buick Regal 2.0L L4 Gas DOHC Turbo

1

Eng: LTG8th VIN Digit: X

Buick Regal

2.0L L4 Gas DOHC Turbo Eng: LTG8th VIN Digit: X 1 Per Vehicle

Buick Regal 2.0L L4 Gas DOHC Turbo

1

Eng: LTG8th VIN Digit: XMfr Code: MR6FWD

Buick Regal

2.0L L4 Gas DOHC Turbo Eng: LTG8th VIN Digit: XMfr Code: MR6FWD 1 Per Vehicle

Buick Regal Sportback 2.0L L4 Gas DOHC Turbo

1

Eng: LTG8th VIN Digit: X

Buick Regal Sportback

2.0L L4 Gas DOHC Turbo Eng: LTG8th VIN Digit: X 1 Per Vehicle

Buick Regal TourX 2.0L L4 Gas DOHC Turbo

1

Buick Regal TourX

2.0L L4 Gas DOHC Turbo 1 Per Vehicle

Cadillac ATS 2.0L L4 Gas DOHC Turbo

1

Eng: LTG8th VIN Digit: X

Cadillac ATS

2.0L L4 Gas DOHC Turbo Eng: LTG8th VIN Digit: X 1 Per Vehicle

Cadillac ATS 2.5L L4 Gas DOHC

1

Eng: LCV8th VIN Digit: A

Cadillac ATS

2.5L L4 Gas DOHC Eng: LCV8th VIN Digit: A 1 Per Vehicle

Cadillac ATS 2.5L L4 Gas DOHC

1

Eng: LCV8th VIN Digit: ASedan4 Doors

Cadillac ATS

2.5L L4 Gas DOHC Eng: LCV8th VIN Digit: ASedan4 Doors 1 Per Vehicle

Cadillac ATS 2.5L L4 Gas DOHC

1

Eng: LCV8th VIN Digit: A

Cadillac ATS

2.5L L4 Gas DOHC Eng: LCV8th VIN Digit: A 1 Per Vehicle

Cadillac ATS 2.0L L4 Gas DOHC Turbo

1

Eng: LTG8th VIN Digit: XMfr Code: 6L45

Cadillac ATS

2.0L L4 Gas DOHC Turbo Eng: LTG8th VIN Digit: XMfr Code: 6L45 1 Per Vehicle

Cadillac ATS 2.0L L4 Gas DOHC Turbo

1

Eng: LTG8th VIN Digit: XMfr Code: TR3160

Cadillac ATS

2.0L L4 Gas DOHC Turbo Eng: LTG8th VIN Digit: XMfr Code: TR3160 1 Per Vehicle

Cadillac ATS 2.5L L4 Gas DOHC

1

Eng: LCV8th VIN Digit: AMfr Code: 6L45

Buick Envision

2.0L L4 Gas DOHC Turbo

Eng: LTG
8th VIN Digit: X

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

Buick Envision

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC

Eng: LCV
8th VIN Digit: A

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Buick Envision

2.0L L4 Gas DOHC Turbo

2.0L L4 Gas DOHC Turbo
1 Per Vehicle

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC

Eng: LHN
8th VIN Digit: Z

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC Eng: LHN
8th VIN Digit: Z

1 Per Vehicle

Buick Regal

2.0L L4 Gas DOHC Turbo

Eng: LTG
8th VIN Digit: X

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

Buick Regal

2.0L L4 Gas DOHC Turbo

Eng: LTG
8th VIN Digit: X
Mfr Code: MR6
FWD

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X
Mfr Code: MR6
FWD

1 Per Vehicle

Buick Regal Sportback

2.0L L4 Gas DOHC Turbo

Eng: LTG
8th VIN Digit: X

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

Buick Regal TourX

2.0L L4 Gas DOHC Turbo

2.0L L4 Gas DOHC Turbo
1 Per Vehicle

Cadillac ATS

2.0L L4 Gas DOHC Turbo

Eng: LTG
8th VIN Digit: X

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

Eng: LCV
8th VIN Digit: A

2.5L L4 Gas DOHC Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

Eng: LCV
8th VIN Digit: A
Sedan
4 Doors

2.5L L4 Gas DOHC Eng: LCV
8th VIN Digit: A
Sedan
4 Doors

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

Eng: LCV
8th VIN Digit: A

2.5L L4 Gas DOHC Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Cadillac ATS

2.0L L4 Gas DOHC Turbo

Eng: LTG
8th VIN Digit: X
Mfr Code: 6L45

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X
Mfr Code: 6L45

1 Per Vehicle

Cadillac ATS

2.0L L4 Gas DOHC Turbo

Eng: LTG
8th VIN Digit: X
Mfr Code: TR3160

2.0L L4 Gas DOHC Turbo Eng: LTG
8th VIN Digit: X
Mfr Code: TR3160

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

Eng: LCV
8th VIN Digit: A
Mfr Code: 6L45

2.5L L4 Gas DOHC Eng: LCV
8th VIN Digit: A
Mfr Code: 6L45

1 Per Vehicle