17-004-13

NUMBER:
GROUP:
DATE:
17-004-13
Rear Suspension
March 01, 2013
This bulletin is supplied as technical information only and is not an authorization for repair. No part of this publication may be reproduced, stored in a retrieval system,
or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of Chrysler Group LLC.
SUBJECT:
Cleaning Of Rear Air Suspension At Every Engine Oil Change
OVERVIEW:
This bulletin involves cleaning the left and right side rear air spring bellows and piston area
at the lower control arm pocket in the rear of the vehicle.
MODELS:
2011-2014
(WK)
Grand Cherokee (Russian Market Only)
NOTE: This bulletin applies to Russian Market vehicles (Sales Code 8FE) with
Quadra-Lift (TM) Air Suspension (Sales Code SER) with Export Tuned
Suspension (Sales Code SDM) or Quadra-Lift (TM) Air Suspension (Sales
Code SER) with Sport Suspension (Sales Code SDE) only.
NOTE: DOES NOT APPLY TO REAR LOAD LEVELING SHOCKS or STANDARD REAR
SUSPENSION (Sales Code SES + SDM; SES + SDE; SDM).
SYMPTOM/CONDITION:
Rear suspension air springs may become damaged due to abrasion from road debris or
the air spring can become punctured due to ice/snow build-up at bottom of piston at lower
control arm.
DIAGNOSIS:
All Russian Market vehicles that meet the above sales code requirements, perform the
Repair Procedure.
PARTS REQUIRED:
Qty.
Part No.
Description
1 (AR)
6.295-508
Karcher RM565 Car Shampoo - 1 liter bottle
2 (AR)
NPN
Soft Dry Cloth (non-abrasive)
NOTE: Part 6.295-508 Karcher RM565 Car Shampoo - 1 liter bottle can be used on 10
vehicles.
17-004-13
-2-
NOTE: Only the above parts can be used to perform the following repair.
REPAIR PROCEDURE:
WARNING:All pressurized air suspension components contain high pressure air (up
to 1517 kPa) or (up to 220 psig). Use extreme caution during inspection.
Wear safety goggles and adequate protective clothing when inspecting
or servicing the air suspension system. A sudden release of air under
this amount of pressure can cause possible serious or fatal injury.
WARNING:Support the vehicle by supplemental means before performing any work
on the air suspension system to prevent the vehicle from changing
height. Before any given component is to be serviced it must be deflated.
Servicing the air suspension system without supplemental support, or
with pressure in the specific component, can cause possible serious or
fatal injury.
1.
2.
3.
4.
5.
6.
Ensure vehicle air suspension is positioned at Normal Ride Height.
Turn off engine to prevent air suspension from automatic leveling.
With a scan tool, using the routines under the ASCM. perform the following.
Select MISC function TAB.
Disable the air suspension system.
Highlight "SPRING DEFLATE TO RESERVOIR" and select green arrow (START
MISC FUNCTION).
7. Raise the vehicle on a suitable hoist. Refer to the detailed service procedures
available in DealerCONNECT> TechCONNECT under: Service Info> 04- Vehicle
Quick Reference> Hoisting> Standard Procedure> Hoisting.
8. Select "LEFT REAR AIR SPRING" then "COMPLETE DEFLATE".
NOTE: NOTE: Must Perform Step #8 3 Times To Completely Deflate
NOTE: Suspension to be at full rebound, freely hanging, allowing full extension of
air spring to aid in removal of debris and cleaning.
9. Locate rear air spring bellows and piston area for cleaning (Fig. 1).
-3-
17-004-13
Fig. 1 Rear Air Spring
1 - Bellows
2 - Piston
3 - Lower Control Arm
NOTE: When cleaning use caution to not pull or dislodge rear air line at air spring
valve.
CAUTION: DO NOT USE THE FOLLOWING SOLVENTS, AS THEY MAY DAMAGE THE
AIR SPRING: BRAKE CLEANER, BUG AND TAR CLEANER, WHEEL AND
TIRE CLEANER.
10. Use water hose to flush debris from bottom of piston at lower control arm. Apply
cleaning solvent to cloth and wipe bellows and piston area clean to remove road
debris and compacted mud/road salt. Assure piston area is clean around all sides
(entire circumference).
11. Confirm removal of debris from lower control arm seat at bottom of piston (Fig. 2).
17-004-13
-4-
Fig. 2 Rear Air Spring
1 - Bottom Of Piston At Lower Control Arm
2 - Lower Control Arm
12. Inspect air spring bellows for signs of damage, such as raised bulges (Fig. 3) and (Fig.
4).
Fig. 3 Rear Air Spring
1 - Raised Bulges
-5-
17-004-13
Fig. 4 Rear Air Spring
1 - Raised Bulges
13. If air spring bellows are damaged, replace. Refer to the detailed service procedures
available in DealerCONNECT> TechCONNECT under: Service Info> 17 Rear
Suspension > Spring(s) > WITH AIR SUSPENSION (SER) > Removal/Installation.
14. Repeat Step #10 through Step #12 on the other side rear air spring bellows and piston
area.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation
No:
Description
Amount
02- 30- 02- 91
Spring, Rear Air Suspension - Clean and Inspect
1- Semi Skilled
0.6 Hrs
02- 30- 02- 92
Spring, Rear Air Suspension - Inspect and
Replace One
1- Semi Skilled
0.6 Hrs.
02- 30- 02- 93
Spring, Rear Air Suspension - Inspect and
Replace Both
1- Semi Skilled
0.7 Hrs.
FAILURE CODE:
ZZ
Service Action