Bonneville V6-252 4.1L (1982)
CATALYTIC CONVERTER
PART I - INSPECTION
1.
Raise vehicle on hoist.
2.
Refer to Figure 1 for location of catalytic converter part number.
3.a. If the converter is Part Number 25056620, it should not be replaced. Lower the vehicle and proceed to PART III for installation of campaign
identification label.
b.
If the converter is not identified as Part Number 25056620, it should be replaced as instructed in PART II of this SERVICE PROCEDURE.
PART II - CONVERTER REPLACEMENT
CAUTION:
The catalytic converter beads contain platinum, palladium and/or rhodium. Additionally, the beads may be finely coated with lead
compounds. Therefore, precautions should be taken to minimize dust generation during the replacement procedure. These precautions
include:
A.
Catalyst dust should be controlled by wetting with water prior to bead removal as described in Step 4 of PART IICONVERTER
REPLACEMENT.
B.
The use of a suitable dust mask, rubber gloves and safety glasses is recommended when handling catalyst beads.
C.
Applicable OSHA standards should be reviewed.
D.
Allow converter to cool before handling.
1.
Loosen clamp and disconnect AIR pipe from converter.
2.
Disconnect intermediate exhaust pipe and hanger from rear of converter.
3.
Remove clamp and disconnect converter from front exhaust pipe.
4.
Stand the old converter upright on the inlet end and pour 16 ounces of water into the outlet end to control catalyst dust.
