6 cylinder motor it is the 3400 or 3800 series engine both are v6
The 2002 Chevrolet Impala has a V6 engine.
The 2002 Chevrolet Impala has a 3.4 L base engine size.
The 2002 Chevrolet Impala's engine produces 180 hp @ 5200 rpm.
The 2002 Chevrolet Impala's engine produces 205 ft-lbs. @ 4000 rpm.
The 2002 Chevrolet Impala has overhead valves (OHV).
You can view a diagram of the engine for a 2002 Chevrolet Impala at most Chevrolet dealerships. Many auto-parts stores will also have a diagram of the engine.
A 2002 Impala with the 3800 engine requires 4.5 quarts of oil (5w-30 is recommended).
2002 Chevrolet Impala's offered with two different engines; 3.4 and 3.8 Liters V6.
It means your engine needs attention.
The 2002 Impala engines all have tiiming chains. If you cannot tell by looking under the hood you need to leave the engine alone!!! The 2002 Impala engines all have tiiming chains. If you cannot tell by looking under the hood you need to leave the engine alone!!!
DOT 3
See What Kind of Engine Oil to Use on page 6-14 of your "Owner's Manual", under Section 6: Service and Appearance care - Engine Oil.....