2007 Pontiac Wave Base 4 Cyl 1.60L
rough idle when stopped in drive
checked plugs and wires.changed oil and filter.
check for engine trouble codes with a scanner. Rough idle can be caused by many different things on vehicles today, could be a sensor, maf, iac, egr, or it could be a vacuum leak. Scanning first will hopefully return a code and then we can start to narrow it down.