GM Service Manual Online
For 1990-2009 cars only

GM SPO Group Numbers 2.2L

J Car 2.2

Application

GM SPO Group Number

Catalytic Converter Heat Shield

3.690

Exhaust Manifold

3.601

Exhaust Manifold Pipe

3.609

Exhaust Muffler

3.701

Exhaust Muffler Heat Shield

3.705

Exhaust Muffler (with tail pipe)

3.701

Intermediate Pipe

3.609

Three Way Catalytic Converter

3.685

GM SPO Group Numbers 2.4L

J Car 2.4

Application

GM SPO Group Number

Catalytic Converter Heat Shield

3.690

Exhaust Muffler Heat Shield

3.705

Exhaust Muffler (with tail pipe)

3.701

Exhaust Pipe Heat Shield

3.616

Intermediate Pipe

3.609

Three Way Catalytic Converter

3.685