Tag: C4

Upgrade the ECS Module 1985-1989 Corvettes

Background The \’85-\’89 L98 uses an Electronic Spark Control (ECS) module to listen to the Knock Sensor and report ping to the ECM (on \’90-\’96 Corvette motors the ECM listenes directly to the Knock Sensor). When the ECM detects knock counts it pulls timing till no knock is reported and then gradually increases timing to […] More »

  Comments | By - April 21, 2010

AC R134 Retrofit

There has been a question recently on this topic-so I thought I\’d actually post this link along with some other info. www.epa.gov/ozone/title6/609/retrguid.html It\’s not an add! Just updated info on whats needed or not needed to make it work. Sorry for just giving a link-but I don\’t think I could type all that info in […] More »

  Comments | By - April 21, 2010

C4 MSD Installation

The wiring is straightforward, but finding a place to mount the sucker can be a problem. At the suggestion of many forum members, I mounted mine in the front passenger side area where the horn is located. The trick to this install is buying some aluminum strap, 1\” x .20\” by 3ft. I got mine […] More »

  Comments | By - April 21, 2010

Emergency Hood Release

If your hood release cable breaks, you will never have a problem accessing your engine compartment, if you follow this very simple procedure as a precaution: Cut two pieces of BRAIDED NYLON TWINE about 3 feet in length. The twine diameter should be about the diameter of a pencil lead. Burn the ends using a […] More »

  Comments | By - April 21, 2010

How To Remove Power Antenna Motor from 1992-1996 Vettes

Due to several e-mail inquiries, here are the instructions for removing the power antenna motor for service BEFORE installing a new antenna mast on 1992-1996 Corvettes. Many owners (myself included) have tried in vain to simply install a new antenna ribbon without inspecting the motor first for broken sections of the old one. The usual […] More »

  Comments | By - April 21, 2010

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