what octane gas should I use in my 2004 chevy silverado 2500HD w/ 300 hp high performance engine

what octane gas should I use in my 2004 chevy silverado 2500HD w/ 300 hp high performance engine 1 Answer

Chevy silverado 2500HD text messaging 4 Answers

The 2015 chevy silverado came with text messaging feature. This reads your text to you and allows you to reply with voice to text. You have to have the IO6 radio (which I have) to have e this feat...

what can i pull with my chevy 3 Answers

i bought a 04 chevy 2500hd 6.0L v8 single cab i am wondering what can i pull with my truck i currently pull a single car trailer and was thinking of getting a two car trailer (gooseneck) not really...

2004 chevy 2500HD with vortec 6.0 liter with a GT5 label so I think it has 4.10 gears. Can I change the gears and get better mileage and lower rpms 6 Answers

I have a 2004 Chevy 2500HD that I just bought. It has the Vortec 6.0 liter V8. Its running 2500rpm at 70mph on the highway. Can i change the rears in the rearend to get better mpg with lower rpm.

what is the average gas mileage of a 2006 silverado 2500 hd ls model with a 5.3 engine 11 Answers

i bought a new 2006 chevy silverado 4x4 ls model 2500 hd extended cab with a 5.3 motor. has been in garage since it was new and only has 17,215 original miles on it .it is strictly a highway trucks u...