Learned I need to replace my catalytic converter on 91 Suburban.  Got about
163k miles out of the factory unit, which I expect is about right.
Two questions:
What is the general life of catalytic converters?

This is a cross post from elsewhere since I'm still clueless so if
cross posting is a bad thing I apologize..
I have a 1998 K1500 with the selectable (2hi button and 4hi/4lo button)
4wd with the nv243 transfer case and would appreciate some tips on what

The heater blower only runs on high. I bought a new Blower Resistor but I
cant find the old one. Where the heck is it? I heard it was behind the glove
box but I dont see it there.Any hints ?

my truck seemed like it would be a little slow starting up, like a
really low idle for a few seconds.  i went out of town for two days
with my truck running fine, get back two days later and drive my truck
two minutes and it dies and wont restart.  it is getting plenty of

I recently purchased this truck.  After driving it a bit, a day came i
needed the defrost. Nothing comes out.  If you turn it up on high, you
can feel a bit of air, and it really whistles. Same for turning it to
regular heat and also in the vents.  I get a good amount of air out the

truck wont start on its now untill i put alittle fuel in carb. then it will
run as long as i keep foot on fuel peddal as soon as i let off gas then it
shuts off. i changed fuel pump filter fuel regulator throtle body sensor
idle control valve. dont know what elst to do.

I have a 2003 2500HD diesel with the Allison trans. I changed the filters
and fluid at 30000 miles. I tow occasionly and plow snow. I now have 67000
miles and the trans stopped shifting. I only have 3 speeds out of 5, engine
light is on, Shift indicator  shows 3 when in drive. ...

Have had intermittant, and now apparently terminal, problem with no
connection being made to turn over engine to start.  Replaced Starter and
coil/solenoid 4 months ago.  Just replaced rotor, cap, and 20 yr old
distributor module last week, after engine stalled and would not ...

I have a 2000 silverado LS Z71 with 5.3l and 66k on the clock.  The
truck hasn't been driven much in the last year and until recently ran
perfectly.  I always turn the key to the run position for about 3-5
secs before starting so that might have caused the issue also.

Well...  After chasing vacuum gremlins and verifying fuel pressure was
correct, the only other thing was the float height.
After reading a less than descriptive Edelbrock manual, emailing
Edelbrock's tech (non)support, and consulting you fine people, I

88 c1500 w/ 700r4
I'm having a problem with the converter cycling in and out under light
throttle. Everything is fine once I get up to about 40 mph on flat road. The
tranny was rebuilt about 6 months ago ( it did the same thing before) TV

Has anyone done this before?  I could use some instructions.  
thanks

    I have heard you can put 305 heads on a 350 engine. Will this help me
or hurt me ?...I am rebuilding a 3790010 block and the 336 heads on it r
okay but prefer to play a bit.. Any info would be great

I have an '86 Chevy pickup. I live in north Texas and the last 2 days went
below freezing, I only had water in the radiator. I checked the fluid and
I have oil in the radiator. I do not have oil in the crankcase. I am
hoping it is a head gasket or something, because I have drained ...

wont start until i spray carb cleaner in throutle body.after that runs fine