1999-2006 Chevy Silverado & Sierra Fuse Box Diagram
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1999-2006 Chevy Silverado & Sierra Fuse Box Diagram

The fuses are the heart of your Chevy’s electrical system. Nearly every system in a car that requires battery or electric power (windows, door locks, lighting, stereo, etc. etc.) is wired and powered through a fuse. The battery sends power to the fuse which then transfers it to the specific system on the car. The…

Chevy 8.1L Vortec Common Engine Problems – Vortec 8100 V8
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Chevy 8.1L Vortec Common Engine Problems – Vortec 8100 V8

At an impressive 8.1L engine size, the Chevy 8.1 Vortec is the largest engine to be featured in consumer-class Chevy vehicles. The Vortec 8.1L was introduced in 2001 as a replacement to the 7.4L Vortec which was in production from 1996-2001. The Vortec 8.1 and 7.4 were both only featured in the HD 2500/3500 series…

Chevy 4.8L Vortec Common Engine Problems – Vortec 4800 V8
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Chevy 4.8L Vortec Common Engine Problems – Vortec 4800 V8

The 4.8 Vortec is a small-block V8 engine produced by General Motors from 1999-2013. The engines spanned from Gen III to Gen IV of the Vortec series before being phased out after 2013 in favor of the 5.3 Vortec with Active Fuel Management. The 4.8 Vortec had three different variations throughout its lifespan: These engines…

Chevy 6.0L Vortec Engine Problems – Common Vortec 6000 Problems
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Chevy 6.0L Vortec Engine Problems – Common Vortec 6000 Problems

Chevy 6.0 Engine Problems The 6.0L Vortec “6000” engine was introduced in 1999 and remained in production until 2019 when it was replaced by the 6.2L Vortec. The Chevy 6.0 is a small-block V8 engine that produces 300hp-345hp and 360tq-380tq, depending on the engine version. The 6.0 engine had nine variations over its 20 year…

What is Vortec MAX? Vortec vs. VortecMAX
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What is Vortec MAX? Vortec vs. VortecMAX

Silverado and Sierra Vortec MAX The first generation Silverado and Sierra’s were primarily equipped with the GM “Vortec” engine family. Over the span of the Gen III life, from 1998 to 2007, these trucks were equipped with 6 different Vortec engines: a 4.3L V6, with the remaining 4.8L, 5.3L, 6.0L, and 8.1L options all being…

Chevy Vortec 5300 Common Engine Problems – 5.3L Vortec V8
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Chevy Vortec 5300 Common Engine Problems – 5.3L Vortec V8

The Vortec 5300 is a small-block V8 GM engine that was produced from 1999 until 2013. While the 5.3L Vortec is based off of the LS engine platform, it itself is not technically an LS engine. The engine went through two different variations during its lifespan, Gen III and Gen IV. Across both generations the…

Chevy 4.3L Vortec Common Engine Problems – Vortec 4300 V6
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Chevy 4.3L Vortec Common Engine Problems – Vortec 4300 V6

The Chevy vortec engine line spans from small block V6’s to big block V8’s and also includes some inline 4, 5, and 6 engines used in less popular GMC brands. The term “vortec” is simply a marketing name used by Chevrolet to communicate its use of “vortex technology”. Chevy’s vortex technology creates an air vortex…

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1999-2006 Chevy Silverado Brake Line Failure & Routing Diagram

The brake lines in 1999-2007 GMT800 Silverado’s, Sierra’s, and Suburbans are very prone to rusting out and needing replacement. For individuals who live in “salt” states, where cities commonly salt the roads to prevent ice, the brake line rusting is even more common. In 2010, a class-action lawsuit was filed as rusted brake lines were…

The 8 Most Common Chevy Silverado & Sierra Problems (2007-2013 GMT900)
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The 8 Most Common Chevy Silverado & Sierra Problems (2007-2013 GMT900)

Common Problems & Reliability Issues for 2007-2013 Chevy Silverado’s & GMC Sierra’s The 2nd generation, dubbed the GMT900, Silverado’s and GMC Sierra’s were produced from 2007 to 2013 in regular, extended, and crew cab. Unlike many trucks today, all trucks in the GMT900 platform had small-block Vortec V8 engines, ranging from 4.8L to 6.2L. The…