GM Service Manual Online
For 1990-2009 cars only

Catalytic Converter Replacement 2L Diesel LLW


Object Number: 2027931  Size: SH

Callout

Component Name

Warning: Refer to Exhaust Service Warning in the Preface section.

Warning: Refer to Protective Goggles and Glove Warning in the Preface section.

Preliminary Procedure

  1. Remove the catalytic converter heat shield. Refer to Catalytic Converter Heat Shield Replacement.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  3. Remove the front compartment insulator. Refer to Front Compartment Insulator Replacement.
  4. Remove the exhaust flex pipe. Refer to Exhaust Flexible Pipe Replacement.

1

Catalytic Converter Clamp

Caution: Refer to Fastener Caution in the Preface section.

Tighten
40 N·m (30 lb ft)

2

Catalytic Converter Bracket Bolt

Tighten
40 N·m (30 lb ft)

3

Catalytic Converter

Catalytic Converter Replacement 1.6L LXV


Object Number: 2028020  Size: MF

Callout

Component Name

Preliminary Procedures

Remove the catalytic converter heat shield. Refer to Catalytic Converter Heat Shield Replacement.

1

Catalytic Converter to Flexible Exhaust Pipe Nut (Qty: 3)

Caution: Refer to Fastener Caution in the Preface section.

Tighten
20 N·m (15 lb ft)

2

Flexible Exhaust Pipe

3

Catalytic Converter to Flexible Exhaust Pipe Gasket

4

Catalytic Converter Bracket Bolt (Qty: 4)

Tighten
20 N·m (15 lb ft)

5

Catalytic Converter

6

Catalytic Converter Bracket

7

Engine Lift Bracket Assembly

Procedure

  1. Remove the nut, stud and bolts.
  2. Tighten
    25 N·m (19 lb ft)

  3. Remove the engine lift brackets (Qty: 2).

8

Heated Oxygen Sensor

Tighten
40 N·m (30 lb ft)

9

Catalytic Converter to Cylinder Head Nut

Tighten
20 N·m (15 lb ft)

10

Catalytic Converter to Cylinder Head Gasket