How to replace the alternator on a 4.2L engine on GMC Envoy?

In order to change the generator of the car with 4.2l engine, first unhook the battery negative cable, then remove the Drive Belt. Then, remove the air conditioning (A/C) line mounting bracket bolt at the engine lift hook, and then remove the right engine lift hook bolts to pull off the lift hook. Subsequently, remove the 3 generator mounting bolts to pull out the generator and disconnect the battery positive cable nut on the generator. For install use the positive cable of battery with the generator and secure it with the nut tightening to 9 n.m (80 lb in). Mount the generator and fasten using 3 bolts that need to be tightened up to 50 n.m ( 37 lb ft). Retighten the engine lift hook bolts and attach the hook to the engine with 2 bolts and tighten them to the same firmness of 50 n.m (37 lb ft). Then, install the a/c line bracket to the lift hook, fixing it with the bolt, with a tightening force of 10 n.m (89 lb in). Lastly, replace the Drive Belt, and reconnect the battery negative terminal.

OEM GMC Envoy Alternator

Generator

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

6 Alternators found

View related parts
GMC Envoy Alternator
Part Number: 19244751
$337.37 MSRP: $658.04
You Save: $320.67 (49%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Generator Assembly, (Remanufacture); Generator, Engine Electrical
- Replaces: 10464476, 15200109, 15263859, 20989650, 22781130, 19151921
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 GMC Envoy | Denali | 8 Cyl 5.3 L GAS
View related parts
GMC Envoy Alternator
Part Number: 22781131
$266.46 MSRP: $587.66
You Save: $321.20 (55%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Generator Assembly; Generator, Engine Electrical
- Replaces: 19118686, 15847291, 94665137, 15222342, 15124532, 15222341, 15226003, 20989651
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 GMC Envoy | Denali | 8 Cyl 5.3 L GAS
View related parts
GMC Envoy Alternator
Part Number: 19244750
$345.82 MSRP: $674.56
You Save: $328.74 (49%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Generator Assembly, (Remanufacture); Generator, Engine Electrical
- Replaces: 19151920, 10464468
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2005 GMC Envoy | SLE, SLT | 6 Cyl 4.2 L GAS
View related parts
GMC Envoy Alternator
Part Number: 15225928
$249.93 MSRP: $455.23
You Save: $205.30 (46%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Generator; Generator, Engine Electrical
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2009 GMC Envoy | SLE, SLT | 6 Cyl 4.2 L GAS
View related parts
GMC Envoy Alternator
Part Number: 19118694
Product Specifications
- Other Name: Generator Assembly; Generator, Engine Electrical
- Replaces: 15200110
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 GMC Envoy | SLE, SLT | 6 Cyl 4.2 L GAS
View related parts
GMC Envoy Alternator
Part Number: 15225927
Product Specifications
- Other Name: Generator Assembly; Generator, Engine Electrical
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2009 GMC Envoy | Denali | 8 Cyl 5.3 L GAS

GMC Envoy Alternator

Our website offers an extensive catalog of genuine GMC Envoy Alternator at unbeatable prices. Every OEM GMC Envoy Alternator comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

GMC Envoy Alternator Parts Questions & Experts Answers

Alternator
22781131
Q: How to replace the alternator on a 4.2L engine on GMC Envoy?
A: In order to change the generator of the car with 4.2l engine, first unhook the battery negative cable, then remove the Drive Belt. Then, remove the air conditioning (A/C) line mounting bracket bolt at the engine lift hook, and then remove the right engine lift hook bolts to pull off the lift hook. Subsequently, remove the 3 generator mounting bolts to pull out the generator and disconnect the battery positive cable nut on the generator. For install use the positive cable of battery with the generator and secure it with the nut tightening to 9 n.m (80 lb in). Mount the generator and fasten using 3 bolts that need to be tightened up to 50 n.m ( 37 lb ft). Retighten the engine lift hook bolts and attach the hook to the engine with 2 bolts and tighten them to the same firmness of 50 n.m (37 lb ft). Then, install the a/c line bracket to the lift hook, fixing it with the bolt, with a tightening force of 10 n.m (89 lb in). Lastly, replace the Drive Belt, and reconnect the battery negative terminal.

Related GMC Envoy Parts

Browse GMC Envoy Alternator by Years

2009 2008 2007 2006 2005 2004 2003 2002