Haha, that's the strap vibrating in the wind.
I had a similar noise on my Avalanche, it was wind noise caused by the front cross bar of the roof rack. I slide it to the rear and now I don't hear...
Poor connection maybe.
Check wires, including grounds, at battery and at both ends of the cables.
Good idea Chester.
@Red5ive is the engine gas or diesel?
That's what I'd do Chet. It is usually springs that pull the shoes back together.
Ted, I could be wrong, but would two loose plug wires cause a P0300?
How about a couple of crossed wires.
There are lots of possible causes, if it...
And, the equipment is not in every police vehicle; and, at least in Canada, a court order is required.
You doing something, as Rick said, that has...
Do you think it was a military ambulance when new, or is that service a non-military service?
He is where I'd be with the mis-fire problem.
The first question, was it there before the trans was dropped?
I suspect no, or you would have told...
The 4L80 is a 4 speed transmission. The 6 speed is a 6L90.
There is both an 6L80 and a 6L90, the 90 is the heavy duty transmission and is the one...
Rpo code L59 is the flex fuel engine
Rpo code LM7 is the non-flex fuel engine.
The 8th character of the VIN will also help id the engine
Z is the...
Is your engine/truck E85 compatible?
New ones are cheap, in fact, our local Buick dealer gave them to you, I guess it wasn't worth the cost of the paper work. They merged with the Chev...
I like the mats Clint, I leave them in all year round.
The start up noise is usually skirt slap, almost all 5.3 a nd 5.7 engines will do this.
Owner's manual will tell you the correct oil to use.
@jcurless the distance is 21" front wheel and rear.
I've got them in mine as well, probably 4 years and they look as good as new (well, when they're washed, haha).
But, I did not buy the ones that are...
Hi @jcurless I can provide the distance for you, I'll do it after I eat.
While waiting post up those instructions.
Btw, an equalizing hitch might...
I don't think I would drive it, 60 miles is a long distance to have one driveshaft fighting the other; but, that's just my 2 cents
Just an FYI, there is always a small amount of torque going to the front, even in 2wd.
Are you thinking of driving the truck during that week?
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