What is the spark plug wiring order for 1999 Oldsmobile intrigue 3.8L engine?
The firing order for the 1999 Oldsmobile Intrigue 3.8L engine is 1-6-5-4-3-2. This is the order the spark plugs fire in relation to the crankshaft rotation. However, it's crucial to consult your owner's manual or a reliable repair manual for a diagram showing the precise plug wire routing on your specific engine. The firing order alone isn't enough to guarantee correct wiring. The diagram will show you which cylinder each plug wire connects to.