Exhaust System - Vibration/Rattles/Squeaks
TSB No. TS06-04 11010Section Title: Engine
Division: Automotive
Category: Technical
SUBJECT:
RATTLE/VIBRATION/SQUEAKING NOISE FROM EXHAUST
MODEL:
GRAND VITARA (SQ-625), XL-7 (JA-627)
YEAR:
1999-2001
CONDITION:
Vehicles may experience conditions where a rattle or squeaking noise can be heard coming from the # 1 exhaust pipe.
CAUSE:
Vibration from the # 1 exhaust pipe heat shield or surface contamination between the # 1 exhaust pipe and its sealing ring.
CORRECTION:
Removal of the # 1 exhaust pipe, installation of additional glass fiber packing between the # 1 exhaust pipe and heat shield, and use updated sealing ring (PN 14183-65D00) when installing the # 1 exhaust pipe back in the vehicle.
AFFECTED VEHICLES:
This procedure applies only to 1999-2001 Grand Vitara (SQ-625) and 2001 XL-7 (JA-627) models that fall within the listed VIN range and exhibit either of the above mentioned conditions. In the event the technician encounters a vehicle that meets this criteria, follow the instructions outlined in this bulletin, ensuring all steps are completed.
REQUIRED PARTS:
REPAIR PROCEDURE
1. Disconnect the negative battery cable.
2. For 4WD vehicles, before disconnecting the front propeller shaft, put match mark on joint flange and propeller shaft to facilitate their installation as shown in fig. 1.
3. For 4WD vehicles, disconnect the front propeller shaft from the front differential.
4. Remove the oxygen sensors HO2S B1-S2 and HO2S B2-S2 from exhaust pipe # 1.
5. Remove exhaust pipe # 1.
6. Remove exhaust pipe gaskets and muffler seal ring. Clean and prepare surfaces for installation.
7. Remove the two (2) clamps securing the heat shield halves, install the molded counter measure insulation (pn 14191-67D00) between the pipe and the upper heat shield as shown in fig. 2, and install heat shields.
8. Inspect heat shields to insure that sufficient clearance is maintained at all points shown in fig. 3.
8. Install new updated muffler seal ring (pn 14183-65D00) as shown in fig 4.
9. Install # 1 exhaust pipe.
10. Install the oxygen sensors HO2S B1 S2 and HO2S B2 S2.
11. Install front propeller shaft to the front differential, ensuring that match marks are used.
Tightening Torque:
5.0 Kg-m (36.5 lb-ft)
12. Connect the negative battery cable.
13. Road test vehicle.
Disclaimer