I have a ProStart replacement alternator for some recent GM SUV type
vehicle.  I was told it was a one wire unit, but it has a four pin plug in
addition to the output terminal.
Is the plug just for indicators or lights, or does this unit actually need

Good evening,
2000 Impala intermittently running rough. When you hit the pedal to the
floor, it may miss, surge, no backfiring. Stopped at a red light may shudder
and engine stall. This is intermittent. Not predictable.

Traction Control is listed as Standard equipment but all the vans the
dealers have in stock have a credit due to "Not Available"

my 1993 gm van's air conditioner works but will not blow out of the vents.
it blows from the defroster and small vents in the console. I have been
told it could be a vaccum leak, where do I look for vaccum leaks. does not
matter if I change controls from defrost to heat or to air ...

It seems like there must be a fuse on this, but I don't see one
mentioned on any of the fuse covers or in the manual.
I managed to knock the cover off the unit in the trunk-- and then to
turn a corner just right so a can of soda exploded on the exposed

I have a 98 Buick Century that I need to replace the tranny. The number
on the tranny tag is a 618AHW. The number on the tranny I want to use
is a 619AHW out of a 99 Chevy lumina. Salvage yard cross reference says
these are interchangable.  One gm dealer told me these are the same

Crusing in my '88 Chevy 2.8L V6 and all of a sudden car starts
bucking, huffing, slows to crawl... won't go over 10 mph.... feels like
starvation for gas.
Check Engine Light never comes on... (although it will

My Heated seat on the Drivers side just stopped working. The switch
goes on HI but will not go off or to LO. I took the Pass. control box
out and switched it and it still does not work. I will take the door
panels apart next and switch out the switches and try that.I did notice

Hey I just replaced the starter on my river and it starts but when I tried
to drive the car I switch it from park to drive and when I push on the gas
pedal it dosen't move just sits there and revs up is there something I did
wrong when changing the starter or is something else ...

I have a 97 Chevy Venture.  It has been overheating on me. I brough
it to one mechanic who replaced the water pump, radiator hose an
thermostat.  That did not fix it. I brought it somewhere else wher
they rodded out the radiator, changed the thermostat AGAIN, ran som

Light will not go off. R EPAIR  REPLACE

While replacing brake pads on a 94 Grand Am, one of the driver-side
caliper mounting bolts -- the thread on the mounting bracket, rather --
got stripped before reaching the torque specs. I thought I could use a
HeliCoil insert, but was advised against it, as there was "too much

Can anyone tell me where I can find a valve cover for a 94 Grand Am, 3.1
l (front, the one with the oil opening)? Mine got cracked and although I
sealed the crack, there's some oil seepage, as the bottom edge of the
cover is no longer straight and cannot press the gasket against ...

OK.. 97 Blazer, 4.3, 2dr, 2wd, auto. 127k miles.
Following symptoms: Hard starting - must crank for 4-6 seconds, wait,
crank agian, then it starts. Sometimes have to apply a bit of throgtle
to get it to start. Rough idle, first 2-3 minutes of running. Gets

I have 1994 Chev. Corsica with a 6 Cyl. engine, 150,000 miles.  It
started giving me a check engine light, and had it run on diagonostics
and it said there was a problem with the EGR valve.  Since it is
easily accessible I took it off and cleaned it thoroughly, and it ran