928 GTS Maintenance Record

• 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

• 46,61
• 36,90

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