If your Corvette was built after 1981, the Check Engine or Service Engine Soon light will illuminate at some point. Unfortunately, there are many misconceptions about the glowing yellow light.
Tag: C4
C4 BOSE WOES: Repairing & Replacing 84-96 Bose Speakers & Amps
If you own a C4 equipped with Bose sound system, you will eventually need Bose amplifier repair or replacement. Every Bose sound system equipped C4 uses one amplifier per speaker. This is the weak link. Amplifier capacitors are filled with electrolytic fluid, which ultimately leaks out onto the circuit board, causing failure. If the […]
Corvette Evolution: From Status Icon to Competent Cruiser
Society often pokes fun at aging, but there are many positives to growing older that are often glossed over. Many types of wines and cheeses are encouraged to age. As a person grows older, they typically do so with increased wisdom and a better understanding of what is important in life. Fine art that was […]
C4, C5, and C6 Interior Squeaks
While plastic certainly has its merits in our modern society, it can be problematic when it is used extensively in automotive interiors. Temperature extremes, excessively bumpy roads, and improper removal/reinstallation are the biggest factors that can cause annoying interior component squeaks. 1984-1989 Corvettes are arguably the worst affected, with later C4s, C5s, and C6s being […]
1984-1996 Corvette EGR Diagnosis
Exhaust Gas Recirculation (EGR) came about in 1975 when catalytic converters were introduced. The inert exhaust gas was used to quell the increased heat in the engine’s cylinders from the lean fuel mixtures required to keep the catalytic converters from melting down. EGR systems also helped eliminate spark knock from the increased combustion chamber temperatures. […]
Corvette Central C4 Cutaway Videos on YouTube
As we covered in an earlier post (“Why Cut Up a C4 Corvette?“), for the last few years, we had been discussing the possibilities of using a donor C4 for seminar and display purposes. We knew that many owners had plenty of questions on how the C4′s were put together. Why not dissect one for […]
C4-C6 Corvette Control Arm Urethane Bushing Installation Overview
Over time, the original rubber control arm bushings on C4-C6 Corvettes will wear out and fail. While some owners will want to stick with new rubber bushings as a replacement option, there is another option that has become almost second nature in recent years: urethane bushings. These bushings offer two primary benefits: longer life and […]
Weatherstrip 101 for C4 Corvettes
Story by Chris McDonald, Auto Enthusiast Magazine, November 2011 (Reprinted with Permission) There are many reasons why you would consider changing the weatherstripping on your C4. Over time, the rubber breaks down, hardens and cracks, leaving an unpleasant appearance, poor seal, wind noise, and the dreaded drip. If you own a C4 and actually drive […]
C4 Corvette Cutaway Car Parts Gallery
When the fourth generation Corvette was introduced in 1984, many innovative build techniques were implemented. Early Corvette amenities were becoming standard equipment while new options filled every available inch of dash space. The 1984-1989 C4 dash had more modules and controllers to integrate behind an already tight dash area. 1990-1996 Corvettes added more modules along […]
1963-2004 Corvette Wheel Alignment Specs
Information courtesy of Vette Brakes and Products. Buying new wheels? Also check out our wheel offset calculator.