2012 Gmc Sierra 2500 HD 6.0L Vortec V8 FLEX A/T RWD SLE Extended Cab Pickup Fleetside Alternator - 84143542

Select a Vehicle

2012 GMC Sierra 2500 HD 6.0L Vortec V8 FLEX A/T RWD SLE Extended Cab Pickup Fleetside

Your Cart

View Cart

Find Parts That Fit:

Alternator

Part Number: 84143542
Supersession(s): 22747894; 23487088

❮

View Alternator Full-Sized Product Image 1 of 4

View Alternator Full-Sized Product Image 2 of 4

View Alternator Full-Sized Product Image 3 of 4

❯

Alternator. Generator.
150 Amp. Alternator. Alternators Are Sold As Assembly Only. Alternators Are Sold As Re-manufactured Units. Part numbers are for remanufactured Alternators. Contact local dealer for possible core charge and exchange information.

Alternator

Fits Express 2500, Express 3500, Savana 2500, Savana 3500, Sierra 2500 HD, Sierra 3500 HD, Silverado, Suburban 3500 HD

4.3 LITER, 2018-25, 150 amp. 4.8, 5.3 & 6.0 LITER, 150 amp. 6.0 LITER, 150 amp. Express 2500; 150A; 4.3L. Express 3500; 150A; 4.3L. Express, Savana; All; 4.3L; 150 Amp. Express, Savana; All; 6.0L; 150 Amp. Savana 2500; 150A; 4.3L. Savana 3500; 150A; 4.3L. Silverado, Sierra; w/o Diesel; 150 Amp. Suburban 3500HD; 150 Amp.
Alternator - Repair or Replace
Your alternator replenishes your battery when your car is running. If you have a battery light, low charge warning, or your recently replaced battery already needs a jump, the alternator in your 2012 GMC Sierra 2500 HD may need to be repaired or replaced.

Alternator.

Full Diagram

105 amp. 125 amp. 145 amp. 150 amp. 160 amp. 2 wire type. 220 amp. 4 wire type. 5. 3 & 6. 0 liter.

150 amp. 4.8. 5.3 & 6.0 LITER.

ALTERNATOR.

Full Diagram

150 amp. 220 amp. 6. 0 liter.

150 amp. 6.0 LITER.

ALTERNATOR.

Full Diagram

Required: 1

105 amp. 150 amp. 2018-25. 220 amp. 4. 3 liter. Long. Short.

150 amp. 2018-25. 4.3 LITER. Alternator.

Alternator.

Full Diagram

Express 2500; 105A; 2.8L Diesel. Express 2500; 105A; 4.3L. Express 2500; 105A; 6.6L. Express 2500; 150A; 2.8L Diesel. Express 2500; 150A; 4.3L. Express 2500; 150A; 6.6L. Express 2500; 220A; 2.8L Diesel. Express 2500; 220A; 4.3L; Labeled 13534127. Express 2500; 220A; 4.3L; Labeled 13542083. Express 2500; 220A; 6.6L; Labeled 13534127. Express 2500; 220A; 6.6L; Labeled 13542083. Express 3500; 105A; 2.8L Diesel. Express 3500; 105A; 4.3L. Express 3500; 105A; 6.6L. Express 3500; 150A; 2.8L Diesel. Express 3500; 150A; 4.3L. Express 3500; 150A; 6.6L. Express 3500; 220A; 2.8L Diesel. Express 3500; 220A; 4.3L; Labeled 13534127. Express 3500; 220A; 4.3L; Labeled 13542083. Express 3500; 220A; 6.6L; Labeled 13534127. Express 3500; 220A; 6.6L; Labeled 13542083. Savana 2500; 105A; 2.8L Diesel. Savana 2500; 105A; 4.3L. Savana 2500; 105A; 6.6L. Savana 2500; 150A; 2.8L Diesel.

Express 2500; 150A; 4.3L. Express 3500; 150A; 4.3L. Savana 2500; 150A; 4.3L. Savana 3500; 150A; 4.3L.