1999 3400 V6 Engine Diagram

These engines have a 90 v block with 12 valves activated by a pushrod valvetrain.

1999 3400 v6 engine diagram. Gm put these engines in a lot of their cars and minivans. If this is your first visit be sure to check out the faq by clicking the link above. It is used in many buick pontiac chevrolet and oldsmobile cars. Engines before 2003 were very susceptible to a leaking lower intake manifold.

To start viewing messages select the forum that you want to visit from the selection below. Opening up a discussion and repair blog on the 3 4 liter gm engine. The 3400 became available as early as 1996 in the trucks 1999 in the cars. All engines have cast iron blocks and cylinder heads.

Mass airflow sensor maf 4. You may have to register before you can post. It is used in many buick pontiac chevrolet and oldsmobile cars. Throttle position sensor tps 6.

Idle air control motor iac 3. Comments typical engine data sensor and control component locations on the gm 3 1 3 4 l v6 engine. 3 4l engine numbered breakdown diagram. They re relatively good engines after a few repairs.

Click the register link above to proceed. This same procedure would apply to any of the toyotas with the same 5ze fv including. The engines are based on the chevrolet small block engine and the v6 is formed by the removal of the 3 and 6 cylinders the v6s share the same 4 4 inch 110 mm bore spacing and 9 025 inch 229 2 mm deck height as the v8 engines. Which uses 24 valves driven by dual overhead cams these engines vary in displacement between 2 5 and 3 4 litres 2 490 and 3 350 cc and have a cast iron.

All of these engines are 12 valve cam in block or overhead valve engines except for the lq1. So i found another 3400 from a wrecked grand. 3 4l and 3 1l v6 engine sensor locations. Click on numbers below image for a description.

Bought this 1999 oldsmobile alero for 800 with a known bad motor. 3 4l 3400 v6 engine belt picture this is the routing of the serpentine belt on the gm 3400 v6 engine. It is generally advisable to get an engine from a 2000 model year if possible due to some beneficial design changes. The general motors 60 v6 engine family was a series of 60 v6 engines which were produced for both longitudinal and transverse applications.

This is the routing of the serpentine belt on the gm 3400 v6 engine. Picture and diagram of how to replace belt on gm 3 4l 3400 v6 in cars and minivans. In this video i ll show you how to change the spark plugs and wires on a 3 4l v6 present in the gen 1 tacomas.