Mechanics

IDLE IS ROUGH AND WANTS TO STAIL OUT ( AFTER A FEW HOURS DRIVING AND WARMED UP) ALSO BAD SMELL OF GAS

1987 Oldsmobile 98 • 127,000 miles

Fast idel when starting car
Hello:
i have 1987 oldsmobile 98 regency brogham with 127,000 miles on it.I replaced the following.
1. New battery
2. A new Alternator
3. New battery cables.
4. New Spark Plugs
5. New idel air control
6. New icm Ignition Module
7. New ecm compter control module with a new eprom for gm vintage warehouse
8. The car now has no codes from the computer. AFTER IT WAS INSTALLLED
after a few hours driving, the idle is rough and wants to stail out, I have to gas more gas.
the car has 3.8 L 213 CID V6 General Motors engine
I NEED HELP WITH THIS PROBLEM
ALSO THE GAS MILAGE IS very bad
THANK YOU
Avatar
Blackoldsmobile 98
June 20, 2013.




Clean the throttle plate on both sides and iac hole. Then scan for codes and check fuel pressure

Tiny
Hmac300
Jun 21, 2013.


AD