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Search: Posts Made By: Rich Silvestris
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Forum: C5 General
07-31-2016, 02:39 PM
Replies: 9
Views: 1,211
Posted By Rich Silvestris

Pentavolvo, you are correct. I just scanned some...

Pentavolvo, you are correct. I just scanned some web images of built-in radar detectors and found an old post on a 350Z forum that showed the same hardware. The poster described it as a K40...
Forum: C5 General
07-31-2016, 02:15 PM
Replies: 9
Views: 1,211
Posted By Rich Silvestris

GM Fob. I am having an active conversation...

GM Fob.
I am having an active conversation with the owner of this car and she just pointed out that there is a dial on the other side of the instrument pod that is obviously not stock either. She...
Forum: C5 General
07-31-2016, 12:35 PM
Replies: 9
Views: 1,211
Posted By Rich Silvestris

Need Help -- Mystery Aftermarket(?) Item on 2000 Dash

A friend of mine asked me what this is. She recently cleaned her dash and the light in the center came on. It occasionally flashes and there appears to be a related chirping noise. Sometimes the...
Forum: Car Care Discussion
06-16-2016, 11:31 AM
Replies: 0
Views: 5,938
Posted By Rich Silvestris

I tried Renovo Reviver on my Convertible Top

My '03's black cloth top had lighter areas that looked like sun bleached stretch marks, located mostly on the side panels behind the windows. The top was and still is in really good condition except...
Forum: C4 Tech/Performance
07-04-2014, 08:34 AM
Replies: 6
Views: 1,334
Posted By Rich Silvestris

The teeth on the strip may look fine, but the end...

The teeth on the strip may look fine, but the end of the strip needs to be anchored onto the output gear in the power unit. When mine went it was just the last inch of the strip that broke off. ...
Forum: C4 Tech/Performance
01-22-2014, 05:51 PM
Replies: 21
Views: 6,404
Posted By Rich Silvestris

I've had Champion Iridium plugs in my 87 for...

I've had Champion Iridium plugs in my 87 for several years. I cannot point to any issues.
Forum: C4 Tech/Performance
11-07-2013, 11:22 PM
Replies: 11
Views: 689
Posted By Rich Silvestris

Low Tech Quick Check: With the car at idle,...

Low Tech Quick Check: With the car at idle, gently rotate the TPS arm away from the throttle body arm that actuates it. This actuates the TPS without opening the throttle plates. If the IAC is...
Forum: C4 Tech/Performance
10-07-2013, 10:49 PM
Replies: 6
Views: 1,031
Posted By Rich Silvestris

There are three wires that route from the relay...

There are three wires that route from the relay to the antenna assembly (UP, DOWN, and neutral) If you cut wires to get the antenna out, you could have later spliced them together incorrectly. If...
Forum: C4 Tech/Performance
09-29-2013, 04:55 PM
Replies: 3
Views: 1,529
Posted By Rich Silvestris

If you have a Bose radio, you are probably...

If you have a Bose radio, you are probably chasing a red herring. My 87 has speaker grilles in the dash, but they are dummies. That's why they're so quiet.
Nevertheless, to remove the top pad...
Forum: C4 Tech/Performance
09-26-2013, 07:16 PM
Replies: 8
Views: 650
Posted By Rich Silvestris

On an early C4, the radio coax and power...

On an early C4, the radio coax and power connections are inside the hatch below the trim (left and back). All the wiring then passes through a rubber plug that lines up with the outer left tail...
Forum: C4 Tech/Performance
09-15-2013, 09:17 PM
Replies: 2
Views: 1,057
Posted By Rich Silvestris

Thanks, Hooked on Vettes. That was just enough...

Thanks, Hooked on Vettes. That was just enough info to give me the nerve to forget finesse and put all my muscle on it. It took a while yanking on it with vice grips, but it did come apart. The...
Forum: C4 Tech/Performance
09-15-2013, 05:24 PM
Replies: 2
Views: 1,057
Posted By Rich Silvestris

Replacing Antenna -- Antenna Lead Won't Release

Motor runs and antenna goes nowhere. So, I am in the process of removing the antenna and motor. I have it all ready to drop out, but I cannot get the antenna lead (inside the car and behind the...
Forum: C4 Tech/Performance
09-12-2013, 06:24 PM
Replies: 8
Views: 3,256
Posted By Rich Silvestris

Make sure your clutch fork is positioned properly...

Make sure your clutch fork is positioned properly on the ball stud (inside the bell housing).

Good Luck Again!
Forum: C4 Tech/Performance
09-05-2013, 11:09 PM
Replies: 8
Views: 528
Posted By Rich Silvestris

The current to the third brake light does not...

The current to the third brake light does not pass through the turn signal switch. So if it alone lights, then the problem is probably the turn signal switch. The wires through the column are part...
Forum: C4 Tech/Performance
08-28-2013, 02:43 PM
Replies: 17
Views: 1,529
Posted By Rich Silvestris

I decided to do a little more tinkering before...

I decided to do a little more tinkering before ordering a new TPS. Long story, but I discovered the tang that drives the TPS and the TB shaft can move a little without moving the throttle linkage. ...
Forum: C4 Tech/Performance
08-28-2013, 09:56 AM
Replies: 17
Views: 1,529
Posted By Rich Silvestris

Okay, point taken. I will visit the parts store...

Okay, point taken. I will visit the parts store with my TPS in hand and check its return tension versus a new one. If there are different grades available, I will opt for the pricier one.

Any...
Forum: C4 Tech/Performance
08-27-2013, 08:27 PM
Replies: 17
Views: 1,529
Posted By Rich Silvestris

Right, and the linkage to my pot is binding. ...

Right, and the linkage to my pot is binding. Seriously, I checked the voltages along the full span when I set the base voltage. At WOT it was greater than 4 volts, and it dropped steadily as I...
Forum: C4 Tech/Performance
08-27-2013, 07:09 PM
Replies: 17
Views: 1,529
Posted By Rich Silvestris

Okay, I did my homework: Turning on the A/C,...

Okay, I did my homework:
Turning on the A/C, the engine bogs maybe 50 RPM then rebounds to the original idle.
Sprayed down all the injectors and all other usual suspects with TB cleaner, no change...
Forum: C4 Tech/Performance
08-27-2013, 09:54 AM
Replies: 17
Views: 1,529
Posted By Rich Silvestris

Thanks Cliff. I already tried disconnecting the...

Thanks Cliff. I already tried disconnecting the cruise control cable without any success. I think the IAC pintle is okay. It does apparently move in when I do the base idle adjustment...
Forum: C4 Tech/Performance
08-26-2013, 09:41 PM
Replies: 17
Views: 1,529
Posted By Rich Silvestris

leesvet -- Thanks, I will try the A/C on/off and...

leesvet -- Thanks, I will try the A/C on/off and watch the idle. I will also re-try the leak test and make sure to spray around the injectors. Regarding the IAC install, by adjusting I just meant...
Forum: C4 Tech/Performance
08-26-2013, 08:31 PM
Replies: 17
Views: 1,529
Posted By Rich Silvestris

Idle Creeping Up -- 87 L98

Here's a puzzle for the advanced class: The idle on my 87 changes on its own within a couple of hours of setting it.
I have been chasing the problem around and cannot fix it. I set the timing,...
Forum: C5 General
07-16-2013, 08:00 PM
Replies: 9
Views: 1,689
Posted By Rich Silvestris

Take a look at the sides of the differential...

Take a look at the sides of the differential where the axles attach. It is not unusual to for the seal there to develop a leak (and then to make a general mess around that area). I had to have one...
Forum: C4 General Discussion
07-03-2013, 11:39 PM
Replies: 39
Views: 3,182
Posted By Rich Silvestris

Top down/off; my C3 vert had a lot of cowl shake....

Top down/off; my C3 vert had a lot of cowl shake. My C4 coupe has less. My C5 vert has almost none. I don't recall any buffeting issues with the C3. The C4 coupe goes nuts if I put the windows up...
Forum: C4 Tech/Performance
07-03-2013, 10:26 PM
Replies: 24
Views: 1,900
Posted By Rich Silvestris

Your quick fuel pressure drop off could be due to...

Your quick fuel pressure drop off could be due to a leaky injector, which would cause "flooded" condition; leading to the no-start until the excess evaporates.
The ICM in the distributor can break...
Forum: C4 Tech/Performance
12-19-2012, 09:33 PM
Replies: 7
Views: 598
Posted By Rich Silvestris

It is also possible for the pitman arm to come...

It is also possible for the pitman arm to come loose from the end of the shaft outside the cover...which is exactly what happened to my 73 some years ago. Two gears at once sounds so familiar! That...
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