On 8/24/09 4:13 PM, in article rg06955tfkifh0drd6h8vq3fl1hr0ugs66@4ax.com,
"Dillon Pyron" <invaliddmpyron@austin.rr.com> wrote:

> Does the compressor put much of a load on the engine at startup?
> Lately I've taken to turning the A/C off after I shutdown the engine
> and giving it a couple of seconds of run time before I turn the A/C
> back on. Am I being silly? If it only saves a couple of percent, yes
> I am.

Most cars don't energize the compressor until the key is back in the "run"
position after starting. Now if your engine is flaky & doesn't start up
smoothly, it might have a hard time with the extra load hitting it shortly
after starting, but there is no extra load while starting.