Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Lighting and Electrical
  4. Wire, Cable and Related Components
  5. Engine Wiring Harness Diode
  6. ACDelco 12112422 for 1991

ACDelco 12112422 Engine Wiring Harness Diode
for 1991 (please select make/model)

ACDelco

 
Brand:ACDelco
Part Number: 12112422
UPC: 808709979890
Weight: 0.25 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the ACDelco 12112422 Engine Wiring Harness Diode for your 1991. Buy now and secure your purchase online!

GM Genuine Parts Multi Purpose Inline Diodes 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:

Height (in):
0.03 in
Length:
13 in.
Programming Required:
No
Weight (lb):
0.25 lb
Width (in):
4.81 in
Country of Origin:
MX

Select a vehicle to narrow ACDelco 12112422 Engine Wiring Harness Diode fitment info!

Last Updated: 05/03/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1991

 

1990

 

1989

 

1991

 

1990

 

1989

 
Buick Century

3.3L V6 Gas OHV
1
 
3 AMP
 

Buick Century



3.3L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 
Buick Century

2.5L L4 Gas OHV
1
 
3 AMP
 

Buick Century



2.5L L4 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 
Buick LeSabre

3.8L V6 Gas OHV
1
 
3 AMP
 

Buick LeSabre



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1993

 

1992

 

1991

 
Buick Park Avenue

3.8L V6 Gas OHV,
3.8L V6 Gas OHV Supercharged
1
 
3 AMP
 

Buick Park Avenue



3.8L V6 Gas OHV,
3.8L V6 Gas OHV Supercharged 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1991

 

1990

 

1989

 

1988

 
Buick Reatta

3.8L V6 Gas OHV
1
 
3 AMP
 

Buick Reatta



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1994

 

1993

 

1992

 

1991

 

1990

 
Buick Regal

3.8L V6 Gas OHV
1
 
3 AMP
 

Buick Regal



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Buick Regal

3.1L V6 Gas OHV
1
 
3 AMP
 

Buick Regal



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Buick Riviera

3.8L V6 Gas OHV
1
 
3 AMP
 

Buick Riviera



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1993

 

1992

 

1991

 

1990

 

1989

 
Buick Skylark

3.3L V6 Gas OHV
1
 
3 AMP
 

Buick Skylark



3.3L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1991

 

1990

 

1989

 

1988

 
Buick Skylark

2.3L L4 Gas DOHC
1
 
3 AMP
 

Buick Skylark



2.3L L4 Gas DOHC 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 
Buick Skylark

2.5L L4 Gas OHV
1
 
3 AMP
 

Buick Skylark



2.5L L4 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1992

 

1991

 

1990

 
Cadillac Brougham

5.7L V8 Gas OHV
1
 
3 AMP
 

Cadillac Brougham



5.7L V8 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Cadillac Brougham

5.0L V8 Gas OHV
1
 
3 AMP
 

Cadillac Brougham



5.0L V8 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1993

 

1992

 

1991

 
Cadillac Commercial Chassis

4.9L V8 Gas OHV
1
 
3 AMP
 

Cadillac Commercial Chassis



4.9L V8 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1993

 

1992

 

1991

 
Cadillac DeVille

4.9L V8 Gas OHV
1
 
3 AMP
 

Cadillac DeVille



4.9L V8 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1993

 

1992

 

1991

 
Cadillac Eldorado

4.9L V8 Gas OHV
1
 
3 AMP
 

Cadillac Eldorado



4.9L V8 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1992

 

1991

 
Cadillac Fleetwood

4.9L V8 Gas OHV
1
 
3 AMP
 

Cadillac Fleetwood



4.9L V8 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1993

 

1992

 

1991

 
Cadillac Seville

4.9L V8 Gas OHV
1
 
3 AMP
 

Cadillac Seville



4.9L V8 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Chevrolet Beretta

2.2L L4 Gas OHV,
2.3L L4 Gas DOHC,
3.1L V6 Gas OHV
1
 
3 AMP
 

Chevrolet Beretta



2.2L L4 Gas OHV,
2.3L L4 Gas DOHC,
3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Chevrolet Camaro

5.7L V8 Gas OHV
1
 
3 AMP
 

Chevrolet Camaro



5.7L V8 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1992

 

1991

 

1990

 
Chevrolet Camaro

3.1L V6 Gas OHV
1
 
3 AMP
 

Chevrolet Camaro



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 
Chevrolet Camaro

5.0L V8 Gas OHV
1
 
3 AMP
 

Chevrolet Camaro



5.0L V8 Gas OHV 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1994

 

1993

 

1992

 

1991

 

1990

 
Chevrolet Cavalier

2.2L L4 Gas OHV,
3.1L V6 Gas OHV
1
 
3 AMP
 

Chevrolet Cavalier



2.2L L4 Gas OHV,
3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Chevrolet Corsica

2.2L L4 Gas OHV,
3.1L V6 Gas OHV
1
 
3 AMP
 

Chevrolet Corsica



2.2L L4 Gas OHV,
3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 
Chevrolet Corvette

5.7L V8 Gas DOHC
1
 
3 AMP
 

Chevrolet Corvette



5.7L V8 Gas DOHC 3 AMP

1 Per Vehicle

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 
Chevrolet Corvette

5.7L V8 Gas OHV
1
 
3 AMP
 

Chevrolet Corvette



5.7L V8 Gas OHV 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1994

 

1993

 

1992

 

1991

 
Chevrolet Lumina

3.4L V6 Gas DOHC
1
 
3 AMP
 

Chevrolet Lumina



3.4L V6 Gas DOHC 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1994

 

1993

 

1992

 

1991

 

1990

 
Chevrolet Lumina

3.1L V6 Gas OHV
1
 
3 AMP
 

Chevrolet Lumina



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1992

 

1991

 

1990

 
Chevrolet Lumina

2.5L L4 Gas OHV
1
 
3 AMP
 

Chevrolet Lumina



2.5L L4 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Chevrolet Lumina APV

3.1L V6 Gas OHV
1
 
3 AMP
 

Chevrolet Lumina APV



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1992

 

1991

 

1990

 
Geo Prizm

1.6L L4 Gas DOHC
1
 
3 AMP
 

Geo Prizm



1.6L L4 Gas DOHC 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 
Oldsmobile 98

3.8L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile 98



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1991

 

1990

 

1989

 
Oldsmobile Cutlass Calais

3.3L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile Cutlass Calais



3.3L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1991

 

1990

 

1989

 

1988

 
Oldsmobile Cutlass Calais

2.3L L4 Gas DOHC,
2.5L L4 Gas OHV
1
 
3 AMP
 

Oldsmobile Cutlass Calais



2.3L L4 Gas DOHC,
2.5L L4 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1991

 

1990

 

1989

 
Oldsmobile Cutlass Ciera

3.3L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile Cutlass Ciera



3.3L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 
Oldsmobile Cutlass Ciera

2.5L L4 Gas OHV
1
 
3 AMP
 

Oldsmobile Cutlass Ciera



2.5L L4 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1991

 

1990

 

1989

 
Oldsmobile Cutlass Cruiser

2.5L L4 Gas OHV,
3.3L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile Cutlass Cruiser



2.5L L4 Gas OHV,
3.3L V6 Gas OHV 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1994

 

1993

 

1992

 

1991

 
Oldsmobile Cutlass Supreme

3.4L V6 Gas DOHC
1
 
3 AMP
 

Oldsmobile Cutlass Supreme



3.4L V6 Gas DOHC 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Oldsmobile Cutlass Supreme

3.1L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile Cutlass Supreme



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1991

 

1990

 
Oldsmobile Cutlass Supreme

2.3L L4 Gas DOHC
1
 
3 AMP
 

Oldsmobile Cutlass Supreme



2.3L L4 Gas DOHC 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 
Oldsmobile Delta 88

3.8L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile Delta 88



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Oldsmobile Silhouette

3.1L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile Silhouette



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 
Oldsmobile Toronado

3.8L V6 Gas OHV
1
 
3 AMP
 

Oldsmobile Toronado



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1991

 

1990

 

1989

 

1988

 
Pontiac 6000

3.1L V6 Gas OHV
1
 
3 AMP
 

Pontiac 6000



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 
Pontiac 6000

2.5L L4 Gas OHV
1
 
3 AMP
 

Pontiac 6000



2.5L L4 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Pontiac Bonneville

3.8L V6 Gas OHV
1
 
3 AMP
 

Pontiac Bonneville



3.8L V6 Gas OHV 3 AMP

1 Per Vehicle

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Pontiac Firebird

5.7L V8 Gas OHV
1
 
3 AMP
 

Pontiac Firebird



5.7L V8 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1992

 

1991

 

1990

 
Pontiac Firebird

3.1L V6 Gas OHV
1
 
3 AMP
 

Pontiac Firebird



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 
Pontiac Firebird

5.0L V8 Gas OHV
1
 
3 AMP
 

Pontiac Firebird



5.0L V8 Gas OHV 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 
Pontiac Grand Am

2.3L L4 Gas DOHC
1
 
3 AMP
 

Pontiac Grand Am



2.3L L4 Gas DOHC 3 AMP

1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 
Pontiac Grand Am

2.5L L4 Gas OHV
1
 
3 AMP
 

Pontiac Grand Am



2.5L L4 Gas OHV 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1994

 

1993

 

1992

 

1991

 
Pontiac Grand Prix

3.4L V6 Gas DOHC
1
 
3 AMP
 

Pontiac Grand Prix



3.4L V6 Gas DOHC 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 
Pontiac Grand Prix

3.1L V6 Gas OHV
1
 
3 AMP
 

Pontiac Grand Prix



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1991

 

1990

 

1991

 

1990

 
Pontiac Grand Prix

2.3L L4 Gas DOHC
1
 
3 AMP
 

Pontiac Grand Prix



2.3L L4 Gas DOHC 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1994

 

1993

 

1992

 

1991

 
Pontiac Sunbird

3.1L V6 Gas OHV
1
 
3 AMP
 

Pontiac Sunbird



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 
Pontiac Sunbird

2.0L L4 Gas SOHC
1
 
3 AMP
 

Pontiac Sunbird



2.0L L4 Gas SOHC 3 AMP

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Pontiac Trans Sport

3.1L V6 Gas OHV
1
 
3 AMP
 

Pontiac Trans Sport



3.1L V6 Gas OHV 3 AMP

1 Per Vehicle

Didn't find a match for your vehicle?

   See Other Choices