Filed Under (Chevrolet) by admin on 15-04-2011
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Subject: Models: EI10035 — Engineering Information –Front Suspension Noise, Clunk, Popping, Rattle 2010 Chevrolet Camaro Condition Important: If the customer did not bring their vehicle in for this concern, DO NOT proceed with this PI. Some customers may comment on a noise coming from the front suspension. Description of the noise can include suspension clunk, popping or rattle. Upon further inspection, the noise can be generally traced to the front strut assembly. Strut assembly components, including struts and top mounts, returned under warranty have been tested with no trouble found. Cause GM Engineering is attempting to determine the root cause of the condition above. Engineering has a need to gather information on vehicles PRIOR to repair that may exhibit this condition. As a result, this information will be used to “root cause” the customer’s concern and develop/validate a field fix.
Filed Under (Ford) by admin on 18-02-2011
Tags: coil spring,
control arm,
cv joint,
front stabilizer bar,
seal assembly,
shock absorber,
spring isolators,
spring tension,
stabilizer bar,
steering knuckle,
strut assembly,
tire assembly
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Removal 1. Raise the vehicle on a hoist. 2. Remove the front wheel and tire assembly. 3. CAUTION: To avoid damage to the 6mm drive hole in the front stabilizer bar link ball stud, do not use an Allen wrench to break loose or tighten to final torque the front stabilizer bar link-to-front shock absorber nut. Remove the stabilizer bar link retaining nut and disconnect the link from the strut. 4. CAUTION: Do not allow the halfshaft to move outboard. Over extension of the CV joint may result in the separation of internal parts, causing failure of the joint. Remove the strut assembly-to-steering knuckle pinch bolt. If required, slightly spread the steering knuckle to ease the removal of the strut. Pry down on the lower control arm and roll the strut base out of the knuckle. Do not pry on the halfshaft, as damage may result. Wire the steering knuckle up to prevent the halfshaft from moving outboard. 5. Partially lower the vehicle. 6. Support the strut assembly and remove the top three mount-to-strut tower nuts. Remove the strut assembly from the vehicle. 7. CAUTION: The strut assembly is under spring tension. Attempting to disassemble the strut without properly compressing the spring can result in injury. Using a suitable spring compressing tool, slightly compress the strut spring to relieve initial tension. Loosen the upper rod nut. Continue to compress the spring until the tension is relieved. Remove the upper rod nut. 8. Remove all upper mounting parts, coil spring, and coil spring isolators from the strut and save them for reassembly. Carefully note the position of each part during removal to ensure proper reassembly. Inspect each part for wear and damage as it is removed. Installation 1. CAUTION: The bearing and seal assembly is press-fit onto the upper mount. The mount washers must be installed in the correct orientation. NOTE: Be sure to check the spring insulator for damage before assembly. If the outer metal splash shield is bent or damaged, it must be carefully bent back, so it does not touch the locator on the bearing and seal assembly. NOTE: New gas struts are shipped with the rod in a locked down position. To extend the new strut, remove the external tie down and/or rotate the upper end of the rod, counterclockwise. Install the coil spring insulator, coil spring, and upper mounting parts to the new strut assembly. Make sure the spring is correctly seated in both spring seats.
Filed Under (Mitsubishi) by admin on 20-12-2010
Tags: aluminum cone,
ball joints,
factory specs,
factory strut,
height adjustments,
lower spring,
mitsubishi galan,
spring compressor,
strut assembly,
wheel alignment,
wheel hubs
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Note: • It is recommended that this coilover kit product be installed by a trained technician/professional. • For factory strut removal instructions and diagrams, please refer to the factory service manual, or equivalent. Spring height adjustment: This coilover kit is designed to allow both race-ride and street-ride heights. It is not recommended to run race-ride height for normal street driving. This will result in more tire wear due to the excessive negative camber, which creates more stress on the wheel hubs and ball joints. With the vehicle jacked up and secured on jack stands, raise (clockwise) or lower (counter clockwise) the aluminum perches with the supplied spanner wrenches to the desired height. Depending on which way turned, securely tighten the other perch against it. Lower the vehicle to check ride height. This processed may need to be repeated until the desired ride height is achieved. Camber and toe settings will change depending on the height adjustments. A wheel alignment is recommended after complete installation. Front assembly First Step • Remove strut assembly from vehicle and disassemble. (CAUTION: For your safety use a spring compressor to disassemble strut assembly) Factory Strut Cap Carefully remove factory strut cap. Note: For a cleaner look and increased adjustability you can cut down the lower spring perch to a size slightly larger than the diameter of the coilover sleeve. Cut very cautiously! DO NOT CUT INTO SHOCK! Coilover Sleeve Install coilover sleeve with the non-threaded (bottom) portion over strut. Factory Strut Cap Reinstall factory strut cap Install Skunk2 coilover spring (Part #0500-250-008) Cone Shaped Top Hat Install coilover spring retainer (Aluminum, cone shaped top hat). Aluminum Bushing Install aluminum bushing (Included in kit O.D.15.2mm, I.D. 31mm, TH 13mm). Reinstall upper strut tower mount and torque to factory specs. Reinstall completed assembly in car and torque to factory specs.
Filed Under (Hyundai) by admin on 04-12-2010
Tags: assembly support,
coil spring,
coil spring compressor,
front end alignment,
hyundai tiburon,
piston assembly,
piston rod,
rubber bumper,
spring seat,
steering knuckle,
strut assembly,
torque specifications,
upper spring,
wheel alignment,
wheel assembly
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1. Raise and support vehicle. Remove wheel assembly. Disconnect brakeline bracket from strut assembly. Support control arm. Remove strut-to-steering knuckle bolts. Separate strut from steering knuckle. 2. Remove dust cap from top of strut. See Fig. 5 . Remove strut-to-body nuts. Remove strut assembly from vehicle. If no mark is present, mark bottom edge of coil spring for reassembly reference. Fig. 5: Exploded View Of Strut Assembly (Elantra & Tiburon Shown; Others Are Similar) Disassembly Mount strut assembly in vise. Compress coil spring using coil spring compressor. Remove self-locking bearing nut with Spanner Wrench while holding upper spring seat. See SPECIAL TOOLS table. Remove insulator and spring seat. Remove rubber bumper and dust cover. See Fig. 5 . Slowly release coil spring compressor tension. Remove coil spring. Inspection Check parts for deterioration or damage. Check strut assembly for leaks and proper operation. Replace strut if fluid leakage exists. Replace worn or damaged parts. Reassembly 1. To reassemble, reverse disassembly procedure. Place coil spring identification mark toward knuckle. Ensure “D” shaped upper seat hole is aligned with notch in piston rod. Align coil spring ends in spring seat grooves. 2. Pack insulator bearing with grease and install dust cap. Avoid getting grease on insulators. Compress coil spring. Install rubber bumper and dust cover, spring seat and insulator. Using spanner wrench, tighten strut piston assembly lock nut to specification. See TORQUE SPECIFICATIONS . Installation To install, reverse removal procedure. Ensure strut assembly and steering knuckle mating surfaces are clean. Tighten fasteners to specification. Check front end alignment. See SPECIFICATIONS & PROCEDURES article in WHEEL ALIGNMENT.
Filed Under (Nissan) by admin on 01-09-2010
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a. Remove driver side nut and sway bar link from lower A-arm. Sway Bar d. Remove nut, bolt, and strut assembly from lower A-arm. Strut Assembly End Link & Nut Nut & Bolt Lower A-Arm NOTE It may be necessary to use a tie rod puller to separate tie rod from steering knuckle. b. Remove nut, and using tie rod puller, remove tie rod from steering knuckle. Lower A-Arm e. Remove three nuts and strut assembly from strut tower. Strut Assembly Nuts Steering Knuckle Strut Tower f. Repeat above steps for passenger side strut assembly. Tie Rod & Nut NOTE It may be necessary to use a tie rod puller to separate upper ball joint from steering knuckle. c. Remove nut, and using tie rod puller, remove steering knuckle from upper ball joint and upper A-arm. Upper A-Arm & Ball Joint Install Leveling Kit 1. Driver side strut assembly a. Mark stud plate, coil spring, and strut body with alignment mark for proper re-installation. Stud Plate & Coil Spring Nut Alignment Marks Strut Body Steering Knuckle