Remove/Install Head Restraint Guides On Front Seat - AR91.16-P-0051MFA

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Model 118, 177, 243, 247

with code 7U2 (Luxury front seats)

Model 118, 177, 247

with code 7U1 (Manually adjustable front seats)

Model 243

with code 7U4 (Sports seats for driver and front passenger)

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove head restraint from front seat.		AR91.16-P-0040MFA
2.1	Open seat backrest cover (2) on rear opening and pull upward.	Model 118, 177, 247 with code 7U1 (Manually adjustable front seats)
2.2	Remove seat backrest trim.	Model 118, 177, 243, 247 with code 7U2 (Luxury front seats) Model 243 with code 7U4 (Sports seats for driver and front passenger)	AR91.10-P-1912MFA
3	Remove front seat backrest (3) at rear from working area until the catch hooks (4) are accessible.
4	Press the catch hooks (4) and pull out guide bushes (1) in upwards direction.	Installation: Always replace guide bushes (1).
	Check
5	Insert new guide bushes (1) by hand, pull upwards and check catch hooks (4) are latched into place.	Check catch hooks (4) are properly latched into place. Otherwise, the head restraint may work its way loose.
6	Install in the reverse order.