'09 Box truck, no brake lights, help!

Hi, everyone! :D Ok, I'm really sweating here! This truck runs 7 nights a week, hauling bread. Relief driver runs through a puddle, he thinks.

For Sale: GMC Sierra Splash Guards

Will they fit an 07 Sierra Classic?

LOUD cold start knock ... goes away in 20-30 seconds after startup

I'm curious -- go synthetic blend for 1 oil change and then full synthetic, after that ... or just go straight from dino oil to synth oil?

new leaf springs vs. shackle flip

well in your case and having that extra money, I would make the same decision as you, but with my budget and from what i have read, im hoping to not lose

new leaf springs vs. shackle flip

They're stupidly spendy. However, there are some keys to the expense that aren't readily apparent unless you do all of your homework.

• For

new leaf springs vs. shackle flip

same here, im assuming rubber bushings, which ill gladly replace with polys myself...
and as for deavers.... WOW, ive always known of them, but

LOUD cold start knock ... goes away in 20-30 seconds after startup

Sur, thats an old myth that synthetic will cause leaks. Not so. I've researched this topic a LOT, and I now use full synthetics in all my engines, '93

What have u done to ur GM truck today?

LOL, that's ok. I theoretically know where the TBI's PCV port is. I say 'theoretically' because I've read the where/how of it and even found lots of

new leaf springs vs. shackle flip

[MENTION=36460]reggiecab2000[/MENTION], looks like 5160 steel, so no issues, there. What kind of bushings do they include? At that pricepoint I suspect

What have u done to ur GM truck today?

well here i was thinking i cleaned out my internals on my truck with seafoam, and now you put this on me surreal......
guess i gotta try it now