Start Here

How do you Change, Replace, or Install Broken 1999-2002 Chevrolet Silverado, Tahoe, GMC Sierra, Yukon Alternator Replacement

Fits years: 1999, 2000, 2001, 2002

All Chevrolet Silverado for sale

Looking for the part mentioned in this article?
Please click here to tell us what you’re looking for, we’ll contact you within the next few hours with price and availability.

Tools required:

  • 8mm socket/ratchet

  • 10mm socket/ratchet

  • 15mm socket/ratchet

  • Flathead screwdriver

Step 1: Open the vehicle's hood.

Step 2: Using the 8mm socket/ratchet, disconnect the vehicle's negative battery cable.

Step 3: Using the flathead screwdriver, loosen the clamps (2) and remove the air intake hose from the vehicle.

Step 4: Loosen and remove the 8mm bolt (1) that secures the engine cover to the assembly. Remove this cover.

Step 5: Disconnect the alternator's wiring harness (1).

Step 6: Remove the connection cover on the BACK of the alternator. Loosen and remove the 10mm bolt (1).

Step 7: Loosen the 15mm tensioner pulley bolt (1). You can now remove the belt from the vehicle.

NOTE: If your belt looks frayed or worn, it's a great time to replace it. After all, we have it removed, and it will never be easier than it is right now!

Step 8: Loosen and remove the 15mm mounting bolts (2) that secure the alternator to the engine.

Step 9: Using the flathead screwdriver as a lever, pry the alternator from its position. You can now remove it from the vehicle.

Step 10: Mount the new alternator by tightening the 15mm mounting bolts (2).

Step 11: Tighten the 10mm bolt (1) for the battery lead, and cover the bolt with the rubber boot.

Step 12: Connect the alternator's wiring harness (1).

Step 13: Using the routing diagram provided near the radiator, route the belt and secure it by tightening the 15mm tensioner bolt.

NOTE: The belt should be taut, but not overly tight.

Step 14: Secure the engine cover by tightening the 8mm bolt (1).

Step 15: Reattach the air intake hose. Secure it by tightening the flathead clamps (2).

Step 16: Reconnect the battery's negative cable.
These Part Change / Installation Instructions Apply to:

99 1999, 00 2000, 01 2001, 02 2002 Chevrolet Silverado Replacement Instructions

Average Rating: 5 of 5 stars
45 Review(s)

Let your friends know this guide can help them!


- Email Us -

Our mission

We know how important it is for you to be back on the road, so we strive to make your buying experience as easy and fast as possible.

© 2015 GO-PARTS. All Rights Reserved.