Technical Q&A
To search for questions answered before May 7, 2014, visit our Archives
03.02.2021
944 (1986 – 1991) | Interior
1989 944 Turbo 68 000 Interior Millwood New York I have a 1990 944 Turbo S with a faulty airbag control unit. It looks like the replacement units are either not available new or extremely expensive...
02.28.2021
944 (1986 – 1991) | Transmission
1989 944 S2 140 000 Transmission Cornelius North Carolina Yes, I am looking for a quality shop where I can have my transmission rebuilt. Recommendations? I am in Charlotte, NC. Select rating Give...
02.04.2021
944 (1986 – 1991) | Suspension
1989 944 Turbo 67 000 Suspension Millwood New York I am feeling a steering vibration under power which comes on at about 3,000 rpm. It's not severe--just a low buzz in the wheel as the power...
02.03.2021
944 (1986 – 1991) | Other
1989 944 S2 Cabriolet 107 000 Other Cambridge Ontario How can I locate the original window sticker? Thank you Select rating Give it 1/5 Give it 2/5 Give it 3/5 Give it 4/5 Give it 5/5 No votes yet
01.16.2021
944 (1986 – 1991) | Transmission
1989 944 S2 126 800 Transmission San Luis Obispo California 944S2 stuck in 4th gear. Any suggestions? Select rating Give it 1/5 Give it 2/5 Give it 3/5 Give it 4/5 Give it 5/5 No votes yet
12.11.2020
911 (1989- 1994) | Suspension
1989 911 Carrera 4 59 000 Suspension Grapevine Texas Lowering the ride height of my 964 C4. Not radically just to improve drivabilty and stance Select rating Give it 1/5 Give it 2/5 Give it 3/5 Give...
11.03.2020
911 (1984- 1989) | Other
1989 911 Carrera 82 500 Other Peterborough New Hampshire My 1989 911 is not an M491 Turbo Look but it has steel turbo flares and a 930 rear deck lid. The rear lid has the VIN of the car on the...
09.19.2020
944 (1986 – 1991) | Transmission
1989 944 S2 140 000 Transmission Cornelius North Carolina Can I use Amsoil 75W90 gear oil in my 944s2? Select rating Give it 1/5 Give it 2/5 Give it 3/5 Give it 4/5 Give it 5/5 No votes yet
08.22.2020
944 (1986 – 1991) | Suspension
1989 944 S2 Suspension Rockwell North Carolina Are the front struts different on 1989 944 S2's than on the 1990-91 models? I was told that the spring perch was smaller on the later 944 S2...
08.06.2020
944 (1986 – 1991) | Other
1989 944 S2 139 500 Other Cornelius North Carolina I need to install a new AC Pressure Switch. Do I need to empty all of my refrigerant to install the switch? The system leverages R134a. Select...
