928 GTS Maintenance Record

Maintenance record of my 1992 GTS                                          
                                                       
  jan-95 mrt-96 sep-97 sep-98 mrt-00 sep-02 okt-03 jul-04 apr-07 mrt-08 apr-09 mrt-10 mrt-11 mrt-12 apr-13 apr-14 apr-15 apr-16 apr-17 apr-18 apr-19 apr-20 mrt-21 jun-22 jun-23 Jul -24 apr-25
  21700 32300 40800 47900 60800 66400 78131 80400 88500 97000 105700 114499 122013 123100 123710 125110 126786 127228 128227 `129256 130100 131640 131216 132073 133750    
Engine Oil X X X X X X X X X X X X X X X X X X X X X X X X X   X
Eng Oil Filter X X X X X X X X X X X X X X X X X X X X X X   X     X
Air Filter                 X                             X      
Spark Plugs                 X             X                     X
Distributors                   X                     X            
Rotors                   X                     X            
Trans Fluid               X         X             X              
Trans Filter               X         X             X              
Steering Fluid                 X       X X   X       X              
Brake Fluid     X   X   X   X       X     X           X       X  
PSD Fluid                 X       X   X     X       X     X    
Final Drive               X X                     X              
Fuel Filter                 X                   X                
Coolant X   X   X   X       X     X     X     X         X    
AC Chk/refill               X   X   X X   X X X X     X   X       X
Airbag check     X     X   X X         X X X X X X X X X X   X X X
Eng. Mounts                 X                                    
Brake Pads F               X             X         X              
Brake Pads R                                                      
Brake Disks F               X                                      
Brake Disks R                                                      
Shocks Front               X                                      
Shocks Rear               X                                      
TBelt Tension                 X         X         X   X           X
TBelt renew           X               X             X            
WPumprenew                           X             X            
Tension roller                           X             X            
Idler roller                           X             X            
TT Flexpl. chk                 X     X X     X X X X         X     X

 

 

  • 24-11-1992
  • Vehicle shipped from Porsche Center Würzburg to Hermann P. Lockner
 
  • 3.054 km (4-02-1993)
  • Factory first routine inspection
 
  • 21.692 km (2-01-1995)
  • Annual maintenance
  • Brake fluid replaced
  • Coolant replaced
 
  • 32.358 km (15-03-1996)
  • Annual maintenance
 
  • 40.787 km (18-09-1997)
  • Annual maintenance
  • Brake fluid replaced
  • Coolant replaced
  • Airbag check
 
  • 47.889 km (9-09-1998)
  • Annual maintenance
 
  • 60.800 km (22-03-2000)
  • Annual maintenance
  • Brake fluid replaced
  • Coolant replaced
 
  • 66.400 km (16-09-2002)
  • Annual maintenance
  • Airbag check
  • Timing belt replaced
 
  • 78.131 km (14-10-2003)
  • Annual maintenance
  • Brake fluid replaced
  • Coolant replaced
 
  • ??
  • Becker navigation High speed Pro fitted
  • New Roof Aerial fitted
  • Winter tires and rims
  • 2879  (1 USD~0,81Eur)
  • 68
  • 3500
  • 80.373 km (09-07-2004)
  • Annual maintenance
  • Airbag check
  • final drive gear replaced
  • seals for transmission to final drive axle
  • heights adjusted front and rear
  • belt tensioner replaced
  • brake pads front plus 1 wear indicator
  • brake disk front replaced (left and right)
  • transmission removed and refitted
  • steering joint lower left front replaced
  • sunroof removed repaired and refitted
  • 305
  • 330
  • 240
  • 580
  • 310
  • 326
  • 817
  • 145
  • 123
  • 81.381 km

  • vacuum pump (?) replacement
  • Park distance system fitted
  •  550,-
  • 2200,-
  • 83.800 km (16-6-2004)
  • Generator rebuild
  • 680,-
  • 84.000 km (??) (26-06-2004)
  • AC converted, 860gr R134a, 130gr Lubricant
  • 4 new Koni shocks
  • ??
  • 1458,-
  • 84.500 km (30 okt 2006)
  • This is when I bought the car, import from Germany
  • Repaired the outside temp sensor
  • 0,-
 
  • 88.500 km (14 April 2007)
  • Replaced the engine mounts (Anchor 2698)
  • New engine oil Castrol 10w60 full synthetic
  • New oil filter (Porsche/Pulorator PC251)
  • New crush ring 22/27mm asbestos
  • 1Ltr Brake Fluid Dot4
  • 1Ltr ATF Valvoline Dexron D
  • passed on the hood shocks to Paul
  • 0,- bought earlier for 102,-
  • 0,- bought earlier for 60,-
  • 0,- bought earlier for 10,-
  • 0,- bought earlier for 0,50
  • 7,-
  • 6,50
  • -30,-
  • 92.000 (1 June 2007)
  • Bought a spare water pump
  • Bought a RDK ecu as spare
  • Set of maintenance parts including: air filter, spark plugs WR7DTC, 2 OC46 filters, hood and hatch struts
  • 118,-
  • 22,-
  • 117,-
  • 94.000 (23 July 2007)
  • 3 Liter 80W90 gear oil for final drive replaced
  • New fuel filter KL21 (from stock)
  • New Air filter LX311 (from stock)
  • 18,-
  • 0,-
  • 0,-
  • 95.000 (10 Nov 2007)
  • New spark plugs WR7DTC (from stock)
  • Bought some colored wheel center caps
  • 0,-
  • 50,-
  • 97.000 (21 Mar 2008)
  • New Oil plus filter (Castrol 10w60 from stock)
  • Add R134a refrigerant
  • Sold the new S4 brake disks to a friend
  • 0,-
  • 45,-
  • -175,-
  • 97.700 (26 April 2008)
  • new Berga 72Ah battery
  • New oil filter (for stock)
  • New air pump belt (for stock)
  • 2 New distributors (for stock)
  • New coolant reservoir cap
  • 86,55
  • 85,-
  • 99.200 (20 May 2008)
  • Placed new coolant cap (stock)
  • Placed new rotors and distributors (stock)
  • 2 new 32010X diff carrier bearings (stock)
  • 0,-
  • 0,-
  • 35,-
  • 100.200 (10 Aug 2008)
  • I fixed the vacuum actuator under the dash
  • 0,-
  • 102.800 (13 Nov 2008)
  • 4 new Goodridge braided steel brake lines
  • new steering boots and steering alignment
  • 70,-
  • 302,-
  • 107.500 (15 Apr 2009)
  • New oil and filter Castrol 10W60 (stock)
  • Add 200cc ATF oil in transmission to top up
  • New coolant Glysantin G48 concentrate 3x1.5L and 10L distilled water.
  • 0,-
  • 0,-
  • 24,-
  • 4,50
  • 110.745 (25 Aug 2009)
  • 2 new rear tires, Bridgestone Potenza S02A N4 255/40R17 SR
  • placed a new TT clamp so that the creeping of the TT clamp stops and flexplate preload is minimized
  • 315,-
  • 0,-
  • 113.234 (25 Feb 2010)
  • oil filters bought as a set of 6 units for stock
  • LiquiMoly 10W60 synth racing oil 9x5L for stock
  • 32,-
  • 305,-
  • 114.499 (25 Mar 2010)
  • annual maintenance: new oil filter and new 10w60 oil
  • 0,-
  • 115.789 (5 Jun 2010)
  • Bought and fitted two GT intermediate mufflers which made the GTS have a sportier sound.
  • 125,-
  • 119.874 (22 Aug 2010)
  • new oil cooler as the old one developed a small leak that was getting worse over time.
  • 271,-
  • 120.684 (22 Oct 2010)
  • Mike Sanders anti corrosion treatment.
  • 75,-
  • 122.013 (25 Mar 2011)
  • Bought from Porsche C two window outer seals
  • Bought from Porsche C two door catch units
  • New Oil 10W60 Liquimoly (from stock)
  • New Oil Filter Alto (from stock)
  • 212,40
  • 41,30
  • 0,-
  • 0,-
  • 122.478 (26 May 2011)
  • Fit two window outer seals
  • Fit two door catch units
  • Bought 3x5L Valvoline ATF Dexron IID
  • Bought 2x transmission filter and seal (stock)
  • New Automatic transmission oil
  • New Transmission oil filter (from stock)
  • Replaced Power steering fluid (ATF)
  • 0,-
  • 0,-
  • 84,-
  • 44,-
  • 0,-
  • 0,-
  • 0,-
  • Feb 2012
  • Rebuild A-arm bushings
  • Rebuilt Steering rack bushings
  • Full car alignment
  • Modified differential flange with less gear-play
  • New ATF steering fluid
  • Bought 10x copper oil plug washer
  • special price
  • 0,-
  • 0,-
  • 0,-
  • 0,-
  • 4,-
  • May 2012
  • New Oil 10W60 Liqui Moly (taken from stock)
  • New Oil Filter Alto (taken from stock)
  • New Glysantin G48 coolant and radiator plug
  • New Contitech timing belt (taken from stock)
  • New Laso water pump and seal
  • New Idler roller bearing
  • New QH tensioner roller
  • New Porsche alternator belt
  • Bought a new fuel filter (stock now)
  • Bought a new AC compressor clutch bearing
  • Bought new front brake pads eBay (stock now)
  • 0,-
  • 0,-
  • 35,-
  • 0,-
  • 199,-
  • 4,-
  • 40,-
  • 30,-
  • 17,50
  • 15,-
  • 25,50
  • July 2012
  • checked oil in tensioner
  • 2 new Michelin Premacy HP 255/40 R17
  • 2 new Continental Sport contact 225/45 R17
  • Balancing and fitting the tires
  • 0,-
  • 260,-
  • 200,-
  • 20,-
  • Dec 2012
  • bought 4 MB A1170940382 hoses and two silicone couplers to replace the old intake hoses
  • Bought 8 new spark plugs Porsche 99917018990 (WR7DTC) (for stock).
  • 36,-
  • 25,-
  • April 2013
  • New front brake pads (taken from stock)
  • Placed new hood shocks (taken from stock)
  • Re-balanced front wheels (unstable at 140kmh)
  • Topped up 150cc ATF oil transmission
  • Adjusted steering orientation to steering wheel
  • Added one can of refrigerant, which was pretty down in the green zone (too low)
  • PSD fluid replaced and bleed performed
  • 0,-
  • 0,-
  • 35,-
  • 0,-
  • 0,-
  • 0,-
  • 0,-
  • October 2013
  • New windshield wipers hybrid flat-blade
  • New rear right side handbrake cable
  • Check / redo balancing of front wheels (again)
  • Top up Transmission ATF
  • Replaced the GPS antenna with new one
  • Bought 2x 1,5L Glysantin concentrate G48 stock
  • 15,-
  • 127,-
  • 35,-
  • 0,-
  • 9,15
  • 17,50
  • January 2014
  • I bought a new Varta Blue 74Ah battery
  • I bought 5x ZDDP max Zn Ph Oil additive
  • 4x 5L 5W50 oil for stock
  • 79,21
  • 38,00
  • 76,00
  • April 2014
  • Replaced 8 spark plugs with original Porsche -triple electrode (from Stock)
  • Purchased 2L DOT4 SL6 brake fluid
  • Replaced the AC compressor clutch bearing
  • 0,00
  • 25,00
  • 0,-

 

  • August 2014
  • Topped up the PSD fluid
  • 0,-
  • April 2015
  • Checked PSD fluid level, just perfect
  • Topped up some 150mL ATF in the transmission
  • Purchased 2x 1,5L Glysantion G48 coolant
  • Replaced engine coolant Glysantin G48(stock)
  • New 5W50 oil and oil filter (stock)
  • Front wheel balancing (again)
  • Purchased a new Laso coolant pump (stock)
  • Purchased another Laso pump (stock)
  • Purchased 2x H4 LED bulbs to replace Halogen
  • Purchased 27 Liter 5W50 (Comma, MPM)
  • 0,-
  • 0,-
  • 22,-
  • 0,-
  • 0,-
  • 30,-
  • 190,-
  • 195,-
  • 45,-
  • 145,-
  • April 2016
  • New 5W50 oil, ZDDP and W730 filter from stock
  • Purchased and fitted colored intake decal
  • Purchased 2x 5L Castrol 10W40 for stock
  • Topped up the transmission ATF
  • Replaced the front right upper A-arm boot
  • Replaced PSD fluid (brake fluid from stock)
  • Purchased 6 MANN W730 filters as stock
  • 0,-
  • 30,-
  • 40,-
  • 0,-
  • 15,-
  • 0,-
  • 67,-
  • August 2016
  • Purchased 2 Gates powergrip timing belts
  • Purchased 2 cans of R134a and a gauge hose
  • Checked PSD fluid and topped up a little
  • Topped up Refrigerant to 1/2 of blue section, was on 1/3 of blue side (EzChill)

  • Bought 2 Winter tires for rear Continental WinterContact TS 830 P 225/45 R17 94V XL M+S plus fitting/balancing
  • 45,-
  • 54,-
  • 0,-
  • 0,-
  • 130,-
  • 20,-
  • April 2017
  • 30x M6x20 and M6x25 Yellow plated for W.Pump
  • Purchased 2nd water pump seal for stock
  • one stock hatch shock, rear to front repl 2x hood
  • New oil (5W50 and 10W40) ZDDP, plus filter
  • Checked flexplate clamp. Perfect !
  • Fuel filter replaced (stock)
  • Fuel intank pump repaired (hose torn)
  • 15,-
  • 9,-
  • 0,-
  • 0,-
  • 0,-
  • 0,-
  • 0,-
  • May 2017
  • Bought 2 new rotors for stock
  • Re-tensioned the Timing belt and cleaned up the rotors and distributors
  • 35,-
  • 0,-
  • Nov 2017
  • Bought and installed 2 new Sunroof gaskets
  • 119,-
  • April 2018
  • Bought 3x Liqui Moly hydrostössel additiv
  • Bought 1L 80W90 MPM Hypoid oil for diff
  • Bought 500ml brake MPM fluid
  • Bought original Lambda Sensor new (stock)
  • Bought 8x1L Mannol ATF III (stock)
  • Bought 3x 1,5L Glysantin concentrate G48
  • Replaced coolant (mix about 2:1)
  • Replaced Transmission ATF and filter (stock)
  • 25,-
  • 9,-
  • 5,-
  • 45,-
  • 23,45
  • 30,50
  • 0,-
  • Aug 2018
  • Topped up PSD fluid (was below min mark)
  • 0,-
  • Dec 2018
  • Replaced Brake Pads front side (stock)
  • 0,-
  • May 2019
  • Topped up PSD fluid (was below min mark again!)
  • New Oil and filter 4L 20W60 Mannol and used up 3L Comma 5W50
  • 0,-
  • 31,-
  • August 2019
  • Topped up PSD fluid (below min mark, leaking !! )
  • Bought new side molding strip for right door
  • 0,-
  • 200,-
  • November 2019
  • New timing Belt, coolant pump, tensioner roller, Idler bearing, distributors, and rotors (all stock)
  • Bought 3L G48 Glysantin for stock
  • 0,-
  • 17,-
  • February 2020
  • Bought Brake Fluid, 2x 1L for stock
  • New 5W50 oil and Alco oil filter (both stock)
  • 13,-
  • 0,-
  • April 2020
  • Bought used PSD pressure accumulator
  • Paint repair at right rear window, side, door, etc.
  • Repair right wheel housing liner
  • Replace brake fluid for brakes
  • Fit PSD with new brake fluid
  • 160,-
  • 2200,-
  • 20,-
  • 0,-
  • 0,-
  • October 2020
  • Bought a new Battery (Exide 71AH 670 amps)
  • 72,-
  • March 2021
  • New oil, 3L 5W50 and 4L 10W60 from stock
  • Bought new coolant heater valve for stock
  • Bought two new Bremi distributors for stock
  • 0,-
  • 12,-
  • 75,-
  • July 2021
  • Bought/ installed new pressure sensor coolant line
  • Bought new window guide left for stock
  • Bought new window slider left for stock
  • 86,-
  • 20,-
  • 25,-
  • Sept 2021
  • AC refill with 168gr SimpleGas R134a from stock.
  • Bought AC refill can opener
  • 0,-
  • 6,-
  • Dec 2021
  • Bought High voltage and Ignition seq. decals
  • 63,-
  • April 2022
  • Bought 10L Mannol 10W60
  • 45,-
  • June 2022
  • Used oil filter from stock
  • Used 7L Mannol 10W60 from stock
  • Checked flexplate and transmission ATF
  • 0,-
  • 0,-
  • 0,-
  • March 2023
  • Replaced two hood shocks with spare from  stock
  • Bought vacuum pump and gauge set for the refilling AC
  • 0,-
  • 79,-
  • June  2023
  • Valve cover seals both sides
  • Valve cover sparkplug seals
  • Bought Dreibond sealing compound 20gr
  • Bought Hylomar sealing compound 80gr
  • Replaced both valve covers
  • Replaced coolant 13L (from stock)
  • New PSD oil (Mannol from stock)
  • New Engine Oil (Mannol 10W60, 10L, 6L used)
  • 21,-
  • 23,55
  • 13,95
  • 11,17
  • 0,-
  • 0,-
  • 0,-
  • 51,34
  • July  2024
  • Bought 5L Mannol 10W60 for stock
  • Bought 2x1L Glysantin G48 concentrate for stock
  • Brake fluid replacement from stock
  • 46,61
  • 36,90
  • 0,-

Spare's:

GTS brake pad set rear pads (1x)

Some brake pad sensors (don't which anymore)
Laso coolant pump (1x) with 2 gaskets, 15xM6 bolts 25/20 mm
Gates Powergrip Timing belt (1x)
New Porsche 928 lambda sensor

New 1x Hatch and 4x Hood shocks

New 1x heater valve as spare

New 2x Bremi distributors as spare

5 new MANN W730 oil filters, 1 Bosch and 1 Alco filter

8x new Bosch WR78 and 8x used WR7DTC  (unsure if they work well)
2x Transmission oil filter+seal, and 1 extra seal
Digital Instrument Cluster (K29)

New Aux Air pump filter (1x)

Some one-way valves for hood tubing

Some std relays (53), spare ABS relay

2 L Mannol  Brake Fluid (0.6L left)
13 L Mannol 10W60 engine oil

Left door window slider and guide

Coolant pressure sensor (new)

5L Valvoline ATF II, 4x1L Mannol ATF III

2 cans of fuel system cleaner

2x 170gr can refill R134a replacement
Fuel pressure regulator 3,5 bar 0.280.160.297  used but OK
Fuel "U" hose 928.110.271.02  used
Glysantin G48, already mixed, 2 cans of 1,5L each
Glysantin G49 concentrate 1,5L +2x1L

Some Hatch receiver cushions

Used rear suspension upper arm left side (... for sale... who wants one?)

 


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