check engine light comes on and flashes for a few seconds when driving. usually associated with a loss of power and only when very humid or wet outside after engine warms up it stops happening. I have changed gas, added fuel filters, checked for lose electrical connections and had it read by code reader - unfortunately by time I get somewhere the reader says no problems
loss of power/check engine light on 2001 Chevrolet Venture
by DSLJEE in Amherst, CO on August 16, 2009
ANSWER by dandd on August 16, 2009
this is a misfire condition. The Check Engine Light will flash when the engine is misfiring. You need to have the codes retrieved and most like need plugs, wires etc. Moisture will aggravate a misfire condition because the wires will short out more easily. Good Luck!
vehicle starts with no problema but it looses power as it starts to drive.
I have changed the ignition lock cylinder and the relay and accomplished the relearn for the lock cylinder and still no fuel pump or fuel pressure with the key in the on position and no security li...