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Home >> Mercedes Benz >> 2018 >> GLS550 >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems - 166 Chassis 2 Of 3 >> Testing & Repair >> Removing Rear Head Restraint >> Removing Rear Head Restraint - AR91.16-P-1770GQ

Removing Rear Head Restraint - AR91.16-P-1770GQ

MODEL 166.8 

with CODE 843 (Electric EASY-ENTRY) 2nd seat row 

Fig 1: Rear Head Restraint Components Location - Model 166.8 With Code 843 2nd Seat Row
G14139495Courtesy of MERCEDES-BENZ USA
DANGER Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. AS00.00-Z-0017-01A
DANGER Risk of injury.  Moving parts can pinch, crush or, in extreme cases even sever extremities. No parts of the body or limbs should be within the operating area of the mechanism when the components are moving. AS00.00-Z-0009-01A
REMOVINGINSTALLING Remove/install     
  Remove center head restraint (1)     
1 Remove armrest   AR91.12-P-1750GQ 
2 Remove cover (4) IMPORTANT To do this, slide paneling (4) upwards and remove.  
3 Unhook spring (5) from center head restraint (1) INSTALLATION IMPORTANT Ensure that spring (5) is in the correct installation position.  
4 Pull center head restraint (1) out of left rear seat backrest    
  Remove right head restraint (2) and left head restraint (3)     
IMPORTANT Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
5 Disconnect battery ground cable   AR54.10-P-0003GZ
6 Unclip covers (6 and 7)    
7 Fold right or left rear seat backrest forward    
8 Release cover from frame of right and left rear seat backrest SPECIAL TOOL Mounting wedge Fig 2
9 Raise right and left rear seat backrest    
10 Release cover with padding (8) from right and left rear seat backrest NOTES Release cover with padding (8) enough to provide access to retainer (9). Release cover carefully.
Otherwise the cover could become damaged.
 
11 Remove retainer (9) from mount (10) at right head restraint (2) and left head restraint (3) INSTALLATION IMPORTANT Ensure that retainer (9) and spring (11) are in the correct installation position.  
12 Pull right head restraint (2) and left head restraint (3) out of right or left rear seat backrest    
13 Install in the reverse order    
Fig 2: Identifying Mounting Wedge (110 589 03 59 00)
G07079389Courtesy of MERCEDES-BENZ USA