Chevrolet Silverado Alternator

Browse Chevrolet Silverado Alternator questions and answers. Choose a question that matches your symptoms.

52 discussions

New Battery And New Alternator Voltage?

2014 CHEVROLET SILVERADO
Installed Both New. When I Crank Up My Truck The Gage Reads 14 Then After A Few Minutes It Drops Down A Little. I Tested The Voltage When It...
2 ANSWERS
Asked by Upjake

Alternator Wiring Where Does The Black Cable Go

2014 CHEVROLET SILVERADO
The Red Cable Goes On Top Of Alternator, Where Does The Black Cable Go?
1 ANSWER
2 IMAGES
Asked by john mancillas

I Fixed The Wiring But The Alternator Needs...

2014 CHEVROLET SILVERADO
My Alternator Grounded Against A Price Of Metal, I Fixed The Wiring But The Alternator Needs Replacement.
1 ANSWER
2 IMAGES
Asked by Elrol Williams

It Charges At About 14.8 V When You Start It And Goes...

2009 CHEVROLET SILVERADO
If It Is About 20 Deg. F. It Charges At About 14.8 V When You Start It And Goes Down To About 13.8 Volts In About 10 Minutes. If It Is About...
5 ANSWERS
Asked by gbrockway

Alternator Not Charging Why?

2008 CHEVROLET SILVERADO
The Gage Shows Charge Above 14.5 Volts And The Will Drop Showing A Discharge Of 11v. When Checking With A Multimeter It Shows Its Not...
55 ANSWERS
19 IMAGES
Asked by lyle belton

Alternator Replacement

2008 CHEVROLET SILVERADO
I Am Looking At Replacing The Stock Alternator (145 Amp Max I Believe) With A 200 Amp Ho Alternator From Db Electrical. This Is For My...
5 ANSWERS
Asked by jkbeaumont1

When Cold, My Alternator Charges Around 14.5 To 14.9...

2008 CHEVROLET SILVERADO
When Cold, My Alternator Charges Around 14.5 To 14.9 Volts. When Everything Warms Up, It Drops To About 13 Volts. Is This Normal Behavior...
3 ANSWERS
Asked by jkbeaumont1

My Truck Seems To Have An Alternator Problem

2007 CHEVROLET SILVERADO
My Truck Seems To Have An Alternator Problem. When Hot, The Voltage Will Drop To 12.5 Sometimes And Stay There, Then For No Reason, Jump...
5 ANSWERS
Asked by Jim Shirron

Just Got A Service Charging System Notification

2006 CHEVROLET SILVERADO
Just Got A Service Charging System Notification And My Voltage Gauge Is Bouncing Between About 13 To 15 Volts. Has Anyone Had A Similar...
1 ANSWER
4 IMAGES
Asked by Bigaves14

14+ When I Start My Truck But After I Drive For A...

2005 CHEVROLET SILVERADO
My Voltage On The Dash Is 14+ When I Start My Truck But After I Drive For A While It Drops To About 13 Volts. It Used To Stay At About 14...
1 ANSWER
5 IMAGES
Asked by Zoey'sdad

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