What engine is in the 2003 Chevy Silverado 1500?

4.3 L V6
4.8 L V85.3 L V86.0 L V8
2003 Chevrolet Silverado 1500/Engine

How much horsepower does a 2003 Chevy Silverado 1500 have?

200 to 345 hp2003 Chevrolet Silverado 1500 / Horsepower

Does a 2003 Silverado have an LS motor?

Chevy equipped the base model, rear-wheel drive Silverado LS with its 4.3-liter V6 engine. This engine consisted of an iron block and heads and had a bore that measured 4.0 inches and a stroke of 3.48 inches.

Is the 4.8 Vortec an LS motor?

One of the most abundant are the 5.3L and 4.8L Vortec LS-variants that GM has produced since 1999. These were typically stuffed into 1999 and up GM trucks and SUVs.

How much horsepower does a Chevy 4.8 have?

GM 4.8L Liter V8 Vortec L20 Engine

Type: 4.8L Gen IV V8 Small Block
Positive crankcase ventilation
Horsepower hp (kw)
Chevrolet Express > 10,000 lbs 285 hp (213 kW) @ 5400 RPM SAE Certified
Chevrolet Express < = 10,000 lbs 285 hp (213 kW) @ 5400 RPM SAE Certified “GMC Savana > 10

Is the 4.8 a good motor?

The 4.8L is actually the same engine as the 5.3L, simply with less stroke and less displacement. The two engines tend to have similar problems, but the 4.8 Vortec comes in at a higher reliability rating on our scale due to its lack of AFM, which is known to cause problems on just about every engine it touches.

What kind of engine does a GMC Sierra have?

L20 (Gen IV) 2010-2013 Silverado and Sierra These engines were also used throughout various Chevy Express and GMC Savana sprinter vans during these years. In the L20 version, the Tahoe and Yukon were upgraded to the 5.3 Vortec while the Silverado and Sierra remained on the 4.8 platform.

What kind of engine does a Chevy Silverado L20 have?

In the L20 version, the Tahoe and Yukon were upgraded to the 5.3 Vortec while the Silverado and Sierra remained on the 4.8 platform. Surprisingly enough, the LY2 platform was the only Gen IV Vortec engine to not feature variable valve timing.

What year did Chevy stop making the 4800 V8?

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.

Are there any problems with a 4 8 Vortec engine?

The 4.8L is actually the same engine as the 5.3L, simply with less stroke and less displacement. The two engines tend to have similar problems, but the 4.8 Vortec comes in at a higher reliability rating on our scale due to its lack of AFM, which is known to cause problems on just about every engine it touches. 1. Intake Knock Sensor – 4.8L Vortec