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ACDelco 12648979 Engine Cylinder Head Gasket


Brand:	ACDelco
Part Number:	12648979
UPC:	00808709358961
Weight:	0.46 lbs
Condition:	New

On Sale:

$48.93

Availability:

41 in Stock

Warehouse:

US-4

Quantity:

Product Information

Description:

Get the ACDelco 12648979 Engine Cylinder Head Gasket for your vehicle. Buy now and secure your purchase online!

GM Genuine Parts Engine Cylinder Head Gasket are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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:

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
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

Configuration:

One Piece

Cylinder Bore Diameter:

3.53 in.

Gasket Face Width (in):

6.780in

Gasket Face Width (mm):

172.2mm

Gasket Glue Included:

Grade Type:

Regular

Height (in):

0.1 in

Length (in):

18.1 in

Material:

Multi-Layer Steel

Programming Required:

Thickness:

0.029 in.

Thickness:

0.73 mm

Weight (lb):

0.46 lb

Width (in):

9.4 in

Country of Origin:

Select a vehicle to narrow ACDelco 12648979 Engine Cylinder Head Gasket fitment info!

Last Updated: 04/09/2024

Years

Vehicle

Per Vehicle

Fit Notes

Fitment Notes

Buick Envision

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC

1 WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

Buick Envision

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

2019

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC

1 WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB),20 KW PARALLEL HYBRID ELECTRIC PROPULSION(HP5)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB),20 KW PARALLEL HYBRID ELECTRIC PROPULSION(HP5)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

1 Per Vehicle

2018

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC

1 WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

1 WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A
Sedan
4 Doors

Cadillac ATS

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A
Sedan
4 Doors

1 Per Vehicle

2014

Cadillac ATS

2.5L L4 Gas DOHC

1 WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

Cadillac ATS

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

2013

Cadillac ATS

2.5L L4 Gas DOHC

1 WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 2 FED EMIS(NT7),PZEV CALIFORNIA EMIS(NU6)
Eng: LCV
8th VIN Digit: A
Mfr Code: 6L45

Cadillac ATS

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 2 FED EMIS(NT7),PZEV CALIFORNIA EMIS(NU6)
Eng: LCV
8th VIN Digit: A
Mfr Code: 6L45

1 Per Vehicle

ACDelco 12648979 Engine Cylinder Head Gasket

$48.93

Product Information

Description:

Features and Benefits:

Specifications:

Select a vehicle to narrow ACDelco 12648979 Engine Cylinder Head Gasket fitment info!

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

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A

Buick Envision

2.5L L4 Flex DOHC,2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A 1 Per Vehicle

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

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB),20 KW PARALLEL HYBRID ELECTRIC PROPULSION(HP5)Eng: LHN8th VIN Digit: ZMfr Code: 6T40

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB),20 KW PARALLEL HYBRID ELECTRIC PROPULSION(HP5)Eng: LHN8th VIN Digit: ZMfr Code: 6T40 1 Per Vehicle

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

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB)Eng: LHN8th VIN Digit: ZMfr Code: 6T40

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB)Eng: LHN8th VIN Digit: ZMfr Code: 6T40 1 Per Vehicle

Cadillac ATS 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: ASedan4 Doors

Cadillac ATS

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: ASedan4 Doors 1 Per Vehicle

Cadillac ATS 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A

Cadillac ATS

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A 1 Per Vehicle

Cadillac ATS 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS TIER 2 FED EMIS(NT7),PZEV CALIFORNIA EMIS(NU6)Eng: LCV8th VIN Digit: AMfr Code: 6L45

Cadillac ATS

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS TIER 2 FED EMIS(NT7),PZEV CALIFORNIA EMIS(NU6)Eng: LCV8th VIN Digit: AMfr Code: 6L45 1 Per Vehicle

Chevrolet Blazer 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A

Chevrolet Blazer

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A 1 Per Vehicle

Chevrolet Colorado 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS SINGLE USEEng: LCV8th VIN Digit: A

Chevrolet Colorado

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS SINGLE USEEng: LCV8th VIN Digit: A 1 Per Vehicle

Chevrolet Impala 2.5L L4 Flex DOHC,2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A

Chevrolet Impala

2.5L L4 Flex DOHC,2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A 1 Per Vehicle

Chevrolet Impala 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LKW8th VIN Digit: L

Chevrolet Impala

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LKW8th VIN Digit: L 1 Per Vehicle

Chevrolet Malibu 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LKW8th VIN Digit: L

Chevrolet Malibu

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LKW8th VIN Digit: L 1 Per Vehicle

Chevrolet Malibu 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A

Chevrolet Malibu

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A 1 Per Vehicle

Chevrolet Malibu Limited 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS

Chevrolet Malibu Limited

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS 1 Per Vehicle

GMC Acadia 2.5L L4 Gas DOHC

1

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A

GMC Acadia

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTSEng: LCV8th VIN Digit: A 1 Per Vehicle

Buick Envision

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB),20 KW PARALLEL HYBRID ELECTRIC PROPULSION(HP5)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB),20 KW PARALLEL HYBRID ELECTRIC PROPULSION(HP5)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

1 Per Vehicle

Buick LaCrosse

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

2.5L L4 MILD HYBRID EV-Gas MHEV DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 3 FEDERAL EMISSION SYSTEM(NTB),ULEV70 CALIFORNIA EMISSIONS(NUB)
Eng: LHN
8th VIN Digit: Z
Mfr Code: 6T40

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A
Sedan
4 Doors

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A
Sedan
4 Doors

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Cadillac ATS

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 2 FED EMIS(NT7),PZEV CALIFORNIA EMIS(NU6)
Eng: LCV
8th VIN Digit: A
Mfr Code: 6L45

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
TIER 2 FED EMIS(NT7),PZEV CALIFORNIA EMIS(NU6)
Eng: LCV
8th VIN Digit: A
Mfr Code: 6L45

1 Per Vehicle

Chevrolet Blazer

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Chevrolet Colorado

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
SINGLE USE
Eng: LCV
8th VIN Digit: A

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
SINGLE USE
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Chevrolet Impala

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

2.5L L4 Flex DOHC,
2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Chevrolet Impala

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LKW
8th VIN Digit: L

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LKW
8th VIN Digit: L

1 Per Vehicle

Chevrolet Malibu

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LKW
8th VIN Digit: L

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LKW
8th VIN Digit: L

1 Per Vehicle

Chevrolet Malibu

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle

Chevrolet Malibu Limited

2.5L L4 Gas DOHC

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS

1 Per Vehicle

GMC Acadia

2.5L L4 Gas DOHC

WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

2.5L L4 Gas DOHC WHEN REPLACING CYLINDER HEAD GASKET, REPL CYLINDER HEAD BOLTS
Eng: LCV
8th VIN Digit: A

1 Per Vehicle