Popping from Under Front of Vehicle
Problem
Popping sound when making a turn.
Possible Cause
The steering rack inner tie rod end lacks lubricant.
Correction
- Warm up the vehicle by driving 3 or 4 miles. Perform low speed
turns and listen for a popping sound.
- Remove the steering rack boot retainer and slide the boot down
the shaft to expose the inner joint.
- Lubricate the inner joint and reposition the boot.
Clunk from Under Front of Vehicle
Problem
Clunk from the front suspension when starting and/or stopping.
Possible Cause
Lower control arm nuts not properly torqued.
Correction
- Road test and brake to a stop. Reverse direction and brake to
a stop. Listen for clunk.
- Hold the lower control arm bolt head to prevent changing alignment
and torque the nut to specifications.
Chatter from Under Rear of Vehicle
Problem
Chatter from under the rear of the vehicle on tight turns.
Possible Cause
The axle is low on fluid.
Correction
- Road test the vehicle in a parking lot making slow speed tight
turns. Listen for the chatter.
- Drain and refill the axle with the correct lubricant and the correct
amount of fiction modifier.
Rattle from Under Rear of Vehicle
Problem
Rattle from under rear of the vehicle from the exhaust hanger.
Possible Cause
The exhaust muffler blade moves inside the rear hanger.
Correction
Lubricate the rubber mount with a petroleum free lubricant in the area
of contact.
Rattle from under vehicle
Problem
Rattle from under the rear of the vehicle
Possible Cause
The transmission mount has an internal rattle.
Correction
Replace the transmission mount.
Rattle from Fuel Tank
Problem
Rattle sounding like a loose part knocking against another part. Rattle
could sound like its coming from the quarter panels.
Possible Cause
Slight movements of the fuel tank are not insulated from the intermediate
body panel.
Correction
- Road test and listen for rattle. Place a hand on the intermediate
panel and feel for the tank contacting the panel.
- Remove the fuel tank retention straps.
- Lower the tank slightly and support the tank.
- Cut a piece of 7 mm (1/4 in) thick closed cell foam
to the following dimensions.
- Glue the piece of foam vertically to the surface of the tank just
below the handle.
Use a long screwdriver or other tool to help slide the foam piece up
into position.
- Install the fuel tank straps. Refer to
Fuel Tank Replacement
or
Fuel Tank Replacement
or
Fuel Tank Replacement
or
Fuel Tank Replacement
.
Rolling Sound from Under Vehicle
Problem
Rolling sound from under the vehicle when performing abrupt driving
maneuvers.
Possible Cause
There is a portion of a replaced rivet nut or other metal object in
a frame rail.
Correction
- Raise the vehicle and hit the frame rails with a metal hammer
while listening for a jingle.
- Securely attach a magnet to a wire.
- Insert the magnet on a wire through a tie down slot or other opening
and remove object from the frame.
Slap from Under Rear of Vehicle
Problem
Slap or rattle from under the rear of the vehicle when driving over
bumps in the road.
Possible Cause
The parking brake cable(s) is/are hitting the rear compartment floor
or frame rail outboard of the retaining clip.
Correction
- Road test over bumps and/or raise the vehicle and tap on the cables
and listen for slap sound.
- Install foam tape to the floor or frame rail at the point of the
cable contact.