We have a '99 Silverado 1500 pickup. We did NOT get the towing package
when we ordered the truck.  DH had a hitch put on last year, but not
the wiring.
Now we bought a boat w/a Trailmaster trailer. We need to hook up the

Is there a way to force the engine computer to run in open loop mode
on a 89 S-10 with automatic and the 4.3L?  I thought I read how to do
it somewhere a year or so ago.

a friend has a 1984 or 85 chevy s10 4x4 that wasn't running right so
he replaced spark plugs n cables. Now it won't start. we have #1 set
at 12deg timing but it's miss firing with the firing order we have
1-6-5-4-3-2. Does anyone have the correct firing order?

1999 truck won't start. Tries to crank and doesn't turn over. Dash
lights out. help

Guys,
My brake pedal is now operating slowly (like in slow motion and I have
to prepare to stop at least 300 ft in advance.
I hear a hissing from under my floor area dash board below at the

I posted this before but didn't give enough information! Sorry
This started last year on a jasper engine with 40,000 ? miles. "Not a work
truck"
2 wheel drive - auto trans

Just wondering what the whine sound is on the Allison tranny when the temp
reaches around 230 deg. It happens in 3rd and 4th and goes away in OD. The
sound goes away once the temp drops back below 220 or 230 deg. It also seems
to cool down and run closer to 200 degrees after the ...

Would appreciate an educated guess as to the curb weight for the following
truck:
1985 GMC C30 DRW C&C 135" wheelbase
No body mounted, just a bare cab and chassis

91 Sub has 190K miles, runs great but won't pass Harris County, TX emissions
test.
Check engine codes point to EGR valve and throttle position sensor.  Have
replaced EGR valve,

1998 S-10, 135k miles. 4.3 engine with LS package (consumer power
neraly everything).
Runs about half a second on ether. Can't hear the fuel pump when
key turned on. I did the fuel pump on my last Blazer, a 1989.

Just found out the trans.doesn't shift into 3rd or 4th gear.My question
is how much trouble would it be to switch it out with a 700R-4? Thanks
for any suggestions!
 Bobby

For an 07 suburban trailer brake setup, this is a great description:
http://www.chevroletforum.com/m_36776/tm.htm
"Never argue with an idiot; they'll drag you down to their level and
beat you with experience." ~ anonymous

$140 new, starting bid at $10
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=300137305511
this could be a great bargain for someone who needs it

You know peoples...............
      This use to be one of THE HOTTEST tech forums.............
with a great archive for tech topics.
ya'll run off all the regulars that made this NG

I have a 2000 Chev S-10 4x4 . My problem is when the a/c is on the engine
temp goes way above normal.
When I turn the a/c off the temp goes back to normal. Anyone know what would
cause this?