Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET1998SUBURBAN K2500, 7.4 J, PART TIMEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 478 (ENGINE EXHAUST SYSTEM)REPAIR INSTRUCTIONSEXHAUST HANGER REPLACEMENTINSTALLATION PROCEDURE

1998 Chevrolet Suburban K2500, 7.4 J, Part Time

Installation Procedure

1998 Chevrolet Suburban K2500, 7.4 J, Part TimeSECTION Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

Apply a soapy solution to the tail pipe hanger rod and the inner diameter of the rear exhaust hanger in order to ease the installation of the hanger.
Press the rear exhaust hanger over the tail pipe hanger rod.

Fig 1: Installing Tail Pipe Hanger
Courtesy of GENERAL MOTORS CORP.
Position the rear exhaust hanger to the rear exhaust hanger bracket.
CAUTION: Refer to FASTENER NOTICE .
Install the nut securing the rear exhaust hanger to the rear exhaust hanger bracket.
Tighten

Tighten the rear exhaust hanger nut to 30 N.m (22 ft lbs).

Fig 2: Installing Rear Exhaust Hanger
Courtesy of GENERAL MOTORS CORP.
Apply a soapy solution to the exhaust pipe hanger rod and the inner diameter of the center exhaust hanger in order to ease the installation of the hanger.
Press the center exhaust hanger over the exhaust pipe hanger rod.

Fig 3: Installing Center Exhaust Hanger
Courtesy of GENERAL MOTORS CORP.
Install the bolt securing the center exhaust hanger to the rear suspension support bracket.
Tighten

Tighten the center exhaust hanger bolt to 30 N.m (22 ft lbs).

Fig 4: Installing Center Exhaust Hanger To Rear Suspension Support Bracket Nuts

Courtesy of GENERAL MOTORS CORP.

Lower the vehicle.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.