SG Broadband Community

its Not onstar, you have a short.

Do you have a check engine lite?? Get it scanned and if it pops P0171 and 172 That's a vacuum leak. I'd look at ex gaskets. as far as running Cleaner in the engine every 3 mo. that's over kill. you can burn up the fuel inj.

I have a 1996 Chevy Cheyenne. V6, manual transmission. I just bought the truck and since I have had it I noticed that when I come up to a stop (stop sign, parking spot etc.) that my rpm's go up to about 3500 and sit there. Sometimes it will go back down, and it doesn't do this every time I stop ...