1999 Oldsmobile Silhouette "runs rough" Questions

runs rough like missing when u first start it it runs good the more u drive it through the day the worse it runs it misses then eventually dies then 15 or 20 mins later starts and runs really rough ...

...runs a little rough the van runs a little rough i took it to auto zone they checked it and said it was #5 injector miss firing when you turn the van off you can smell gas a little would sea foam or a ...

...in motor sometimes run smooth and at times it doesnt gave tuneup oil change and change coil pack still runs rough at times loses power then picks it up again You need to check your fuel ...

where is cooling thermostat located?vehicle has a tendency to run hot.occasionally after running for about 5 minutes it will start smoking somewhat and at same time begin running rough Before you blow

check engine light is on and it runs rough like it is mis firing on a plug change the coil pack.if plugs are ok.

What would cause an 1998 silhouette engine to suddenly run rough and miss? fuel starvation, ,filter chocked,

van backfires through air filter housing then rough running, stalls and can't get started again. changed wires and plugs plus catalytic converter, still same problem? what happened sound very much ...

99 olds silhouette check engine light blinks.Engine is running rough and the smell of unburnt gas is coming from the exhaust.Also noticed a burning smell coming from between the engine and firewall. ...

1998 Oldsmobile Silhouette overheating The van was sporadically overheating at random interval. We regularly check the oil and coolant levels and fill if necessary. It is now overheating within a ...

rough idle. replaced EGR, plugs, wire set, cap, rotor. High hydrocarbon reading so failed inspection (600). 200 allowed. Tail pipe black. Running rich? well you need to hook it to a computer and ...