NHTSA ID Number: 10203889
Manufacturer Communication Number: 05-71-19R
Summary
This bulletin provides an inspection procedure to follow when addressing customer concerns of a rattling, knocking or klunk type sound when going over slight bumps and / or uneven road surfaces.
NUMBER: 05-71-19R
DATE: 10/25/19
REVISED: 11/05/21
INTRODUCTION:
This bulletin provides an inspection procedure to follow when addressing customer concerns of a rattling, knocking or klunk type sound when going over slight bumps and / or uneven road surfaces.
PRODUCTION CHANGE INFORMATION:
New front coil springs were incorporated into production starting with VIN L3406693.
PART INFORMATION:
There has been no change to the current front coil spring part number.
REMINDER: Always order the most up-to-date replacement parts based on the specific VIN being repaired.
The handy reference table below lists all the parts, quantities needed and torque specifications for this repair (per side) as most of the hardware required consists of one-time use items.
| Description | Qty. Req’d. Per Side | Location: | Torque Spec: | Part Number |
| COIL SPRING F | 1 | n/a | 20330XC00A* | |
| 20330XC01A** | ||||
| SELF-LOCKING NUTS: ALL ARE 1-TIME USE | 2 | Strut to Knuckle | 155 Nm (114.3 Ft. Lbs.) | 902330007 |
| 1 | Stab. Link to Strut | 60 Nm (44.3 Ft. lbs.) | 902370063
Subaru Genuine 902370063 Nut Flange, 1 Pack
| |
| 1 | Strut Mt. to Strut | 55 Nm (40.6 Ft. lbs.) | 902350027 | |
| 3 | Strut Mt. to Body | 32 Nm (23.6 Ft. lbs.) | 902350029 | |
* Models without moonroof
** Models with moonroof
SERVICE PROCEDURE / INFORMATION:
REMINDER: Customer satisfaction and retention starts with performing quality repairs.
After verifying the customer concern, inspect the front coil springs closely for any contact (witness) marks as shown in the example photos supplied below. If any contact marks are confirmed, replace the affected coil spring closely following the procedure in the applicable Service Manual. The current procedures for coil spring replacement are unchanged.
The Service Manual procedures contain information critical to performing an effective repair the first time and every time. This includes but is not limited to: important SAFETY precautions, proper inspection criteria, necessary special tools, required processes and related one-time use parts needed for a complete and lasting repair.
2 Affected Products
Vehicle
| MAKE | MODEL | YEAR |
| SUBARU | ASCENT | 2019-2020 |
1 Associated Document
Manufacturer Communications
NUMBER: 05-71-19R
DATE: 10/25/19
REVISED: 11/05/21
MC-10203889-0001.pdf 1215.76KB
NHTSA ID Number: 10171078
Manufacturer Communication Number: 05-71-19R
Summary
This bulletin provides an inspection procedure to follow when addressing customer concerns of a rattling, knocking or klunk type sound when going over slight bumps and/or uneven road surfaces.
1 Associated Document
Manufacturer Communications
NUMBER: 05-71-19R
DATE: 10/25/19
REVISED: 01/08/20
MC-10171078-0001.pdf 1207.447KB
NHTSA ID Number: 10166952
Manufacturer Communication Number: 05-71-19
Summary
This bulletin provides an inspection procedure to follow when addressing customer concerns of a rattling, knocking of klunk type sound when going over slight bumps and/ or uneven road surfaces.
1 Associated Document
Manufacturer Communications
NUMBER: 05-71-19
DATE: 10/25/19
MC-10166952-0001.pdf 1182.603KB
- Double-Retention Anti-Drop System: This strut spring compressor kit features dual-protection safety with interlocking hook jaws and a secure locking mechanism. Its adjustable safeguard brace prevents accidental spring release under load and ensures parallel operation of removable tool components at all times
- Premium Material: Our coil spring compressor tool is constructed from 45# carbon steel. The rugged frame minimizes flexing, bending, and warping even under high tension, each pair of the spring compressor tool can withstand a load of up to 2645 lbs (1200 kg)
- Wide Application: An ideal solution for various vehicles, including trucks under 3 tons and large sedans. Avoid strut compressors with flimsy hooks that cause slippage or safety hazards. Compatible with springs 0–0.8 inches (0–20mm) in diameter. Verify spring size before use
- Product Information: This heavy-duty spring compressor tool has a wide jaw capacity of 2.7-10.6 inches (70-270 mm) and an adjustable holder suitable for coil diameters of 8.6-12.2 inches (220-310 mm). Fits straight springs only; tapered springs not compatible
- Easy to Use: The screw compressor securely grips springs by rotating the easy-to-use hex nut. Use a 19mm hex socket or wrench. Always apply grease to threads before use. (Ensure even pressure on both sides — uneven force may cause tool detachment.)
- SPECIALTY TOOL: Coil Spring Compressor removes and installs straight or curved springs made of wire up to 3/4 inch diameter
- SAFE: Designed for the safe and efficient removal and installation of most automotive coil spring suspensions
- TOUGH: Made to last with Chrome Vanadium Steel arms, precision built to meet or exceed ANSI standards for a lifetime of use
- COMES IN: Heavy duty blow molded case to keep kit protected and organized
- EASY TO READ: Includes detailed instruction with usage photos
- Experience Power and Versatility: Our strut spring compressor has 9921 lbs/4500 kg load capacity and is perfect for motorcycles, cars, SUVs, and more. The strut spring compressor kit is designed for shock absorber spring removal, including MacPherson strut and conical springs.
- 3 Interchangeable Yokes: With three yoke options, our spring strut compressor fits various vehicle models: Gold: 2.6-4.9 inch spring holder (compression range: 2.6-11.8 inches); Black: 3.4-6.3 inch spring holder (compression range: 3.3-12.8 inches); Silver: 4.9-8.3 inch spring holder (compression range: 3-12.6 inches).
- Safety Comes First: With our coil strut spring compressor, your safety is guaranteed. The safety tongues prevent the springs from detaching, while the protective sleeves protect against scratches. You can use the hex wrench to fasten the bolts securely. Rest assured that our triple-layer safety feature allows you to operate worry-free.
- Extreme Hardness: Crafted from #45 steel, our fork strut coil extractor tool undergoes heat treatment for superior hardness. The threaded rod's resilience handles extreme pressures, and the yokes are fortified to withstand fractures and bending.
- Compatible with 7/8" Socket: Use the 7/8" socket to compress the hex bolt and perform shock absorber spring disassembly directly on your vehicle. Remember to lubricate threads, avoid impact wrenches, and select optimal clamping positions.
- Premium Material: The Macpherson strut spring compressor structure is equipped with heat-treated forcing hooks and hardened center screws, which are very hard, non bending, and have maximum strength and service life.
- Excellent Design: The spring removal tool adopts a heavy duty threaded rod to achieve large spring contact , quickly providing tremendous support force for your operation. Our McPherson strut spring compressor offers a adjustable range of 10.5inches. The built-in stop pin locks the coil spring in place to safely and easily compress the spring.
- Tools to Work Together: The strut spring compressor tool can be used with a 3/4 "or 19mm socket and a ratchet to rotate the spindle to compress the strut spring, safely removing the fastening nut securing the socket. The automative strut compressor tool allows manual or electric tools to compress the spring permanently and smoothly on or off the vehicle.
- Safer & Simple Use: All you need to do is prepare thread lubricant, fully attach the bracket to the spring, tighten the tool, and then remove the strut. A strut spring compressor tool that can be operated by one person, very fast and convenient. This package comes with a high-quality storage box to help store tools safely!
- Wide Application: The strut spring compression tool set applys to compressing the coil springs on the McPherson strut assembly, helping to replace Macpherson struts, shock absorbers, and springs, as well as repairing bent struts, strut tubes, and damaged parts.
- 【Please Caution】 Do not use an impact driver or high-speed pneumatic tools with the spring compressor. Excessive speed may cause uneven stress on the threaded shaft or hooks, increasing the risk of the spring slipping or becoming uncontrolled.
- 【Complete Automotive Solution】 The weyleity Coil Spring Compressor is the ultimate tool for DIY enthusiasts and professional mechanics. Its versatility allows for quick and easy removal and installation of both straight and curved automotive coil springs, ensuring smooth and efficient repairs.
- 【Priority on Safety】 We understand that safety is paramount when working with automotive components. Our compressor is designed with built-in detent latches that lock the coil in place, minimizing the risk of accidents and ensuring a stable working environment.
- 【Premium Quality】 Made from top-grade chrome vanadium steel, this coil spring compressor tool is built to last. Its forged construction and precision engineering ensure it meets high standard for durability, allowing you to get the job done with confidence.
- 【Precise Compression】 The coil spring compressor is capable of compressing springs up to 3/4" diameter, with a broad spring contact area that provides stable and secure compression. This ensures precise and accurate repairs, saving you time and effort.
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Bulletin Number: 05-71-19R; Revised: 11/05/21 Page 1 of 3 Continued… NUMBER: 05-71-19R DATE: 10/25/19 REVISED: 11/05/21 APPLICABILITY: 2019-20MY Ascent SUBJECT: Front Coil Spring Inspection Procedure for Knock / Rattle Sound CAUTION: VEHICLE SERVICING PERFORMED BY UNTRAINED PERSONS COULD RESULT IN SERIOUS INJURY TO THOSE PERSONS OR TO OTHERS. Subaru
Service Bulletins are intended for use by professional technicians ONLY. They are written to inform those technicians of conditions that may occur in some vehicles, or to provide information that could assist in the proper servicing of the vehicle. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do the job correctly and safely. If a condition is described, DO NOT assume that this Service Bulletin applies to your vehicle, or that your vehicle will have that condition. Subaru
of America, Inc. is ISO 14001 Compliant ISO 14001 is the international standard for excellence in Environmental Management Systems. Please recycle or dispose of automotive products in a manner that is friendly to our environment and in accordance with all local, state and federal laws and regulations. INTRODUCTION: This bulletin provides an inspection procedure to follow when addressing customer concerns of a rattling, knocking or klunk type sound when going over slight bumps and / or uneven road surfaces. PRODUCTION CHANGE INFORMATION: New front coil springs were incorporated into production starting with VIN L3406693. PART INFORMATION: There has been no change to the current front coil spring part number. REMINDER: Always order the most up-to-date replacement parts based on the specific VIN being repaired. The handy reference table below lists all the parts, quantities needed and torque specifications for this repair (per side) as most of the hardware required consists of one-time use items. Description Part Number Qty. Req’d. Per Side Location: Torque Spec: COIL SPRING F 20330XC00A* 1 n/a 20330XC01A** SELF-LOCKING NUTS: ALL ARE 1-TIME USE 902330007 2 Strut to Knuckle 155 Nm (114.3 Ft. Lbs.) 902370063 1 Stab. Link to Strut 60 Nm (44.3 Ft. lbs.) 902350027 1 Strut Mt. to Strut 55 Nm (40.6 Ft. lbs.) 902350029 3 Strut Mt. to Body 32 Nm (23.6 Ft. lbs.) * Models without moonroof ** Models with moonroof SERVICE BULLETIN ATTENTION: GENERAL MANAGER q PARTS MANAGER q CLAIMS PERSONNEL q SERVICE MANAGER q IMPORTANT – All Service Personnel Should Read and Initial in the boxes provided, right. ©2019 Subaru
of America, Inc. All rights reserved. Bulletin Number: 05-71-19R; Revised: 11/05/21 Page 2 of 3 Continued… SERVICE PROCEDURE / INFORMATION: REMINDER: Customer satisfaction and retention starts with performing quality repairs. After verifying the customer concern, inspect the front coil springs closely for any contact (witness) marks as shown in the example photos supplied below. If any contact marks are confirmed, replace the affected coil spring closely following the procedure in the applicable Service Manual. The current procedures for coil spring replacement are unchanged. The Service Manual procedures contain information critical to performing an effective repair the first time and every time. This includes but is not limited to: important SAFETY precautions, proper inspection criteria, necessary special tools, required processes and related one-time use parts needed for a complete and lasting repair. WARRANTY / CLAIM INFORMATION: For vehicles within the Basic New Car Limited Warranty period or covered by an active Subaru
Added Security Classic or Gold plan, this repair may be submitted using the following claim information: Labor Description Labor Operation # Labor Time Fail Code ONE FRONT STRUT OVERHAUL B611-201 0.7 NAD-25 FOUR WHEEL ALIGNMENT* C611-038 1.4 BOTH FRONT STRUTS OVERHAUL B611-204 1.1 FOUR WHEEL ALIGNMENT* C611-038 1.4 * 0.3 Can be claimed when subletting the Alignment, Use C101-108, SUBLET REPAIR, ADMINTRATION EXPENSES Bulletin Number: 05-71-19R; Revised: 11/05/21 Page 3 of 3 IMPORTANT REMINDERS: • SOA strongly discourages the printing and/or local storage of service information as previously released information and electronic publications may be updated at any time. • Always check for any open recalls or campaigns anytime a vehicle is in for servicing. • Always refer to STIS for the latest service information before performing any repairs.
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