Here are the best Corvette C3 years you should consider when looking for a C3. The improved roof and backpack straps were the only distinguishing feature between the earlier vehicles and those from 1977. The 1973 C3 Corvette got 5 out of 5 consumer ratings based on the cars.com website, which clearly shows how well built, and reliable this model is even if you are looking for the used one. Though the C3 did well for its time, many modern cars give better performance and are best suited for todays conditions. The L81 engine used the aforementioned magnesium valve caps, which are essentially inserted as a weight-saving technique. It is regarded as the worst year for the Corvette. The Corvette C3 is a pretty old car. Back in my high school days in the 1980s, my friends and I would sit outside the school after football practice, waiting for our parents to pick us up. Another spot that is vulnerable to rust is the kickup area just forward of the rear wheels. The biggest criticism of the 1977 corvette problems is that it has not altered much, and the creator has not made any significant improvements over the previous model. One we found. With the car lifted, we tried to adjust the steering by turning the adjusting nut with the . 19057 Views 9 Replies 5 Participants Last post by Red78, Jan 13, 2011 . C3 Corvette Forums. Corvette C3 (1969 model year) The 1969 model year was prone to developing engine problems, giving drivers a lot of technical difficulties. Does the car have an original engine block and transmission? Having matching numbers is not necessary if you arent interested in a show car, it is just a good idea to check as matching numbers command a higher price. Wheel wells are prone to rust on any car or truck, so check there first. Once youve decided which is the best for you, you should think about how confident you are performing the C3 Corvette. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. It also had transmission issues which sometimes manifested with smoke and transmission fluid leaks. You totally lost me on the "blower". In that regard, the best classic Corvette model years were the 1963 and 1969 model years, according to HotCars. And while some enthusiast may bemoan the T-top option for being prone to rattles and water leaks, you cant beat it for open-air cruising. Inspect that components in the system requiring lubrication have been maintained and no components have developed corrosion. Why Is Tesla Better Than Other Electric Cars? So, take some time to research before purchasing the car. Go for it! Change everything out!Replaced hoses, actuator seal kit, and relays! Classic corvettes are no different in this instance. Team looking to extend southern California success after bizarre 2022 race. The other wire is for the fuel relay which controls the guage too. Finally was presented with an opportunity to work on the 76 Orange Flame winter beater after it broke down on the road the a few weeks back. Need to purchase a window regulator for a C3 Corvette? See you in the next post! The fact that the 1968 C3 was the first T-top does make it special, particularly since some type of T-top or removal roof panel has been a part of many Corvettes since the 1968 debut. Power door locks became an option in the 1978 model year. They also described noises from windows made by anti-vibration pads and attached brackets for window adjusters that were cracked or broken. C3 Tech/Performance - Anyone seen a quadrajet fuel filter twisted? The machines themselves must have had a manufacturing defect as most drivers opted to change it quite early into its usage. (Explained), Which Northstar Engine Years to Avoid and Why? Run a 160 degree thermostat. Therefore, keep reading about the infamous Corvette C3 model users or what C3 Corvette years to avoid. Open up your favorite high-performance mail order catalog and youll find affordable suspension and brake upgrades, along with plenty of options for an aftermarket radio that bolts into the factory opening in the dash. Leaks Yes, like all old cars, its going to mark its spot in the garage. The majority of consumers, however, were still quite dissatisfied even after the improvements because it appeared that the developers only put out a half-hearted effort while creating the final C3 framework. Classic corvettes are no different in this instance. If you are buying the car because you love it and want to enjoy and drive it, any thing can be fixed. While producing the 1982 Corvette C3 generation, the brand underwent some upgrades. According to previous owners of the 1969 version, the passengers and drivers windows were highly prone to damage. This design worked great for the most part, and was fairly easy to repair when it broke. Black (ground) brown/white and brown. Looking back at the corvette history, the C3 Corvette started life midway through the C2 production. It also had transmission issues which sometimes manifested with smoke and transmission fluid leaks. The next step was to check the steering rack to see if it had a bad valve or was over-packed with grease. Purchase the parts for this window fix. Missing parts and pieces - As . Headlight actuators can be a problem, there are now some good seals made that cure the problem without replacing the complete unit. The headlamp actuator vacuum operates the headlight actuator, which controls the opening and closing of the headlights. All of these things can be fixed if so desired, with time and money. Rear wheel bearings and u-joints are common replacement. Don't make it all that complicated. Sounds like you did have a bump steer issue there, . Corvette fans adore rare variants like the L88 (only 216 produced) and ZL1 Corvette. The Corvette C3 holds loads of history. C3 Corvette or Corvette C3 was the third generation Corvette sports vehicle model produced by Chevrolet Corvette between 1967 and 1982. The interior features were famously durable however areas prone to wear include the drivers and passenger seats, cracking in the center stack, and dashboard (due to prolonged sunlight exposure or significant changes in temperature). Take it apart and find it shifted to the front brakes. Not only does this kill the cruise control, but usually led to corvettes being driven without turning miles for years before anyone would either bypass the box with a longer single speedometer cable or go through the hassle to replace the transducer. Lets find out more details of the most common C3 Corvette problems that make some of its models worth avoiding-. (Explained), Which Acura TL Years To Avoid and Why? Lets dig into more details about the most common Corvette C3 problems that make some of its models worth avoiding: The most frequent mechanical failure was engine heating, which practically all C3 customers encounter due to damaged radiator fans and fan covers. They are affordable and last up to 200,000 miles on average, with the proper care. Sometimes users also notice that the PCV grommets are not properly sealed in place, which can potentially cause a leak if not fixed on time. Keep the resto-modification tasteful and you have a subtly modified car that, while unique, is easily desirable to others when it comes time to resell. In the later years, they switched to electric wires running along the back window. Contact me VIA Facebook: Facebook.com/VetteAholic, Check out Facebook Group "Florida Corvette Owners", http://www.smokinvette.com/corvetteforum/showthread.php?t=13379. Other issues such as headlight actuator vacuum systems rubber hoses and other components tend to wear out sooner than they are supposed to, door hinges failure and worn-out shifter console were also reported against the 1971 C3. Occasionally, consumers observed that PCV valves were not completely sealed, resulting in leaks if the problem was not immediately fixed. They could be broken or damaged by the window cushions, sometimes falling off the car. If you think about it, C3 Corvettes represent a great value for driving fun. The worst year for the Corvette C3 is 1969. Send Private Message. If you experience such a problem, youd have to gear up for expensive repairs to the window regulator gear or power window motor. As for rust check the frame area, even if it has been stored. Vetteaholic pretty much covered it.You either want a vette or you don't.Even the best looking vets have problems so treat it likeany car and decide if you really want it, then ask your self is it worth the price for what is right or wrong with it,If you answer yes then enjoy the good and the bad and make it your vette. Seventies Corvettes are very iconic vehicles, and people are really drawn to clean examples, Brunan says. In 1973, the 20th anniversary of the Corvette foundation was commemorated. (Explained)Continue, As an Amazon Associate, I earn from qualifying purchases. Many owners have expressed their dissatisfaction with particular model years after filing many complaints about them. C3 Corvette Forums. 59566 Views 31 Replies 13 Participants Last post by 73 L82 VETTE . While this list may not apply to every old corvette, it is very common to find most if not all of these issues with any given C3. Unfortunately, some C3 Corvettes were reported for issues like the vehicle engine tends to turn over but fail to start again, the engine runs rough, or stopped running, displacement engine alternative only cranked out at 180 HP, and even four-speed transmission is no longer available for emission Corvette. Correct the problem. Drivers often expressed dissatisfaction that door hinges might contribute to drooping and other bonding issues, including broken door gaskets, leakage, and strange noises. Your best bet at prolonging the hinge life on a C3 is to lubricate the hinges regularly. Do you want a car for daily driving or business? You might also find other things not working that are not listed above. 1977 C3 Corvette. Come join the discussion about performance, modifications, racing, restoration, classifieds, troubleshooting, maintenance, and more! !Actuator Relay:C3 68-82 Corvette Headlight V. Are you talking about a supercharger? Get it on our website with free shipping in the USA. 9) Replace it. Which Chrysler Town and Country To Avoid and Why? (Explained)Continue, As an Amazon Associate, I earn from qualifying purchases. You can check the condition of the birdcage underneath the door sill plates and pull the windshield pillar trim off from the inside. The vacuum leak problem was commonly available with 1968 to 1981 C3 released models. The 1977 C3 was hard to start and drive, mainly due to gas-related issues. Start typing to see results or hit ESC to close, Join The World's Best Iconic & Vintage Car Community >>, 2014 McLaren P1 With MSO Pacific Blue Paintwork Up For Sale, Car Of The Day: 1969 Chevrolet Camaro COPO, Meet The Legendary 1969 Chevrolet Corvette Stingray ZL-1 Convertible, The 2023 Goodwood Revival to honor Carroll Shelby. Then in 65 the Eaton posi came out, . Since you can only get a used car, then you must avoid the C3 released years that produced the most problematic models. QuadraJet Rebuild Series. Thorough inspections of all the areas we mentioned above are an absolute must for anyone seriously considering a Corvette C3. Fix the problems found. Combustion overheating, damaged or improperly functioning PCV valves, and improperly sealed PCV caps were the most often encountered technical difficulties with this worst year Corvette. Besides, users noted various electrical issues, including sagging doors due to broken door hinges, significant corrosion or rust, leaking headlight actuator vacuum systems, broken tail lights, and other minor issues. Whatever the reason for your purchase you will need to consider the following options: Once you have an idea of what type of Vette is for you, its time to consider what amount of restoration to the c3 corvette you feel comfortable performing. (Explained), Which Audi Q5 Years To Avoid and Why? According to most consumer reports, the 1982 C3 Corvette seemed to have transmission issues as the most highlighted one. Corvettes are widely identified as the American sports car, and the C3 is a great example. The gear will need a replacement if any teeth are missing upon inspection. Showroom hours vary Monday-Saturday. The C3 is at least 30 years old, so over the course of time the frames often rust. Now, let us look more closely at the C3 Corvette years-. 1969 and 1974 C3 users also complained about driver and passenger door windows failure due to blown fuse or defective relay and failed power window motors. The time and mileage intervals for each of the maintenance items included on this page were established by General Motors with the introduction of the 1972 Chevy Corvette. Buying a C3 Corvette: 10 Things You Need to Know. 941-923-7592, Store Policies /shipping/refunds/cores/terms of service. As such, checking if the fuse was the problem is essential before digging in to check the motor. Any Corvette is a car that almost any part can be bought or restored. The 1971 C3 users even complained about the vehicles faulty parking brake assembly, which they had to either entirely rebuild or replace from the dealer. Dirt in the frame channel and moisture will cause it to rust. The concept of a mid-engined Corvette was abandoned due to budgetary constraints and the absence of suitable mid or rear-engine parts compatibility. Here are some examples of model years and the price you can expect to pay (prices are in USD): With the demand for these cars growing, now is a great time to snap up a bargain. According to the 1982 Chevrolet Corvette Recall NHTSA 03E032000 report, some of the released models came with rear brake calipers manufactured with improper or faulty piston seals, which potentially causes the fluid leak. Working amazingly!! In the case of the C3, one of the most commonly experienced problems is the dreaded "lazy eye" headlight syndrome. The best year Corvette C3 is 1981. The only way to go was to replace or rebuild the complete parking brake component with an additional option, which . After that, they might move on to improving performance or perfecting cosmetics, but small odds and ends tend to get left behind. Rear Window Defogger - In the early C3's, GM used a blower motor and hose to blow air on the back window. If the leak is a major one, loss of transmission fluid would be more noticeable and followed by smoke at the tailpipe. Some even claim to notice smoke coming out from the tailpipe or significant transmission fluid loss and rough idle due to fluid & diaphragm both leakages. Do the trim codes on the drivers door post match the paintwork? The model was a best seller and had a unique aesthetic with which drivers loved to associate. You can opt out at any time. Getting your mechanic to deal with it sooner than letting it fester for weeks is essential. Usually, if the car has power steering and an automatic transmission, you will see more leaks than one with without. OK, I'll add my 2 cents of experience from my 260,000 mile '75. Replacing the power window motor is tedious and consumes a lot of time because the inner door panel would need to be removed for the technician to access the inner workings of the door. Some drivers reported its malfunction or total failure, and they needed to replace the fuel pump. Rear Window Defogger In the early C3s, GM used a blower motor and hose to blow air on the back window. The most common mechanical troubleshooting issues reported against this years C3 Corvette were engine overheating, improperly operating or damaged PCV valve, and PCV grommets not being sealed properly. Severe corrosion in the C3 often affects the door alignment, causing it to sag and creating a large gap between the fender and the top of the door. Also, rough idling is common for Corvettes with this problem. This means the grease gets hard and gummy and does not allow the doors to lock or unlock. The redesigned hood hides the wipers when they are not in use and permits the high-touch system to resume operation under the direction of the hoods integrated magnetic activation value. Aside from the corrosion of the bar metal contacts, the horns themselves would often go bad due to moisture and debris, thanks to their position right behind the headlights. Flat rear window glass or bubble rear window glass? You should see both headlights open simultaneously. You might think you know what youre getting, but in its 15-year production history, the Chevrolet Corvette C3 had many different engine options. Started over with master cylinder. By the final year of the C3 production only 4-speed automatic transmission was available. So few days ago I for some reason connected the brown wire of the alarm . Generally the pressure switches get broken or corroded. It also had the best performance and fuel efficiency. This has been a problem since day one. Let's see what I can think of from the top of my head. Watch as I give . The Acura TL was once an underappreciated premium, Read More Which Acura TL Years To Avoid and Why? Door locks that werent working properly and braid switch damage were two of the 1982 C3s most prevalent issues. To launch them, the Bowling Green factory decided to provide a multiple-paint alternative on nearly every vehicle produced during that first year. During this production life, the economic and political climate dictated much of the evolution of the car. Rust may be all around the chassis, some will be minor rust, some not so minor. Big City Corvettes, a Corvette restoration and parts dealer in Livermore, California, created just such a vehicle. They are high tech, with an interior that is aircraft inspired, and they are agile and fast. So as to help newcomers to the classic car world to avoid being caught off-guard, weve compiled a list of things that commonly do not work on C3 corvettes, gathered from our own experience buying, selling, and working on these cars for the past decades. In this video I talk about the ten things you need to know when buying your first C3 Corvette. 800-886-5064Fax. After that, the spare tire and possibly the spare tire carrier were done away with to reduce weight and noise. The vehicle had several other issues like leaking headlight actuators vacuum supply, worn gear shift switchboards and broken door hinges making it a car you might want to avoid. The overheating has been commonly tied to replacing the stock radiator fan and fan shroud with an electric fan. Problematically, removing the dash on 1975-1977 corvettes can be tricky, so most people do not bother to replace the circuit board when it goes bad. Radio not working, dimmer switch not working. Check inside the vehicle for the optional upgrades that may come with the car, such as headrests, the steering wheel condition, and whether the tilt-telescopic steering column is operational. All these mentioned years C3 Corvelle models are infamous for having engine troubles, Crankcase Ventilation/PCV valve, brakes, power window, interior, exterior, electrical and transmission-related problems. Another thing to mention is the fuel pump. Whether that was true or not, theres no disputing that C3 Corvettes havent had the greatest reputationfor a lot of reasons. Unfortunately, C3 Corvette production has been discontinued by the brand and you can only look for some of the used models in the market. I'd check there first. Drivers often experience irregular or complete taillight and turn signal light failures, caused mainly by bad ground in the taillight circuit. (Explained), Which C7 Corvette Years to Avoid and Why? Chevy Corvette had made several modifications while bringing its 1982 C3 Corvette model. Car and Driver ran the '75 Corvette off against the ignoble Bricklin SV1 in its May 1975 issue and found Chevy's plastic car with the base 350 and three-speed automatic transmission took a brutal . Some people have even asserted that they saw smoke coming from the exhaust or observed a steep decline of transmission fluid and rough idling due to fluid and diaphragm leaks. Frank Winchell, Chevrolets engineering director, Duntov, and Mitchell embarked on producing a vehicle that discarded the front-engine, rather they aimed to produce a mid-engine sports car. You may run into vacuum issues, the pop up lights won't go up. Seat Belts Here are some hard facts for you- These cars are 40+ years old. Information For Car Owners. 8) No electricity up to idle sole-noid, or no ground. The positive crankcase ventilation (PCV) valves are essential for the C3s engine to perform as it helps the engine piston rings seal against the cylinder wall, causing a pressure drop in the crankcase. December 10, 2021. It had the best fuel efficiency and a more contemporary interior control panel. The Chevrolet Corvette C3 was produced from 1967 to 1982 and is the third generation of the Corvette sports car. Click here to see the full blog we wrote covering all the issues, and options for solutions for AC in C3 corvettes. Always remember to avoid the following worst C3 Corvette years unless you wish to spend extra bucks for several servicing and repairing tasks-. If you are seeking an excellent car, keep in mind to stay away from the following worst Corvette years: 1969 C3 Corvette, 1971 C3 Corvette, 1977 C3 Corvette, 1982 C3 Corvette. Generally, this is something that can be fixed and may work for awhile, or may stop working soon after the contacts are cleaned. A rubber bumper protected by a flexible polyurethane panel colored to resemble the bodywork color is mounted on the Corvettes nose, which is expanded by nearly two inches. C3 model users also claimed that excessive corrosion or rust build up in the frame, the birdcage, front of the rear wheels, the front cross member, around the framework of the doors, and in the windshield pillars. As we mentioned above, the C3 Corvette came with a long production history and many diverse model variants made. It seriously increases the fun quotient. (Explained)Continue, As an Amazon Associate, I earn from qualifying purchases. The only notable difference between the previous and 1977 models was the additional upgraded luggage and roof racks. It also had a unique colour, RPO D84, that made it stand out from many other vehicles of its time. C3 Vette not starting: Need help troubleshooting. C3, 1977-1982 Corvette steering columns have several advantages over the 1968-1976 units, the most notorious being the overall length of the assembly. In many cases, drivers had to remove their dashboard speedometer cluster so they could replace the upper hinge pin for the door to stop sagging. They are stunning to look at and fun to drive, but older cars come with different risks. Inspect the headlight and ensure they are in working order. 1971 C3 Corvette users also complained about leaks coming from the headlight actuator vacuum system and directly affecting the engine idling. Emails & phone calls are answered daily 9am-11pm EST. Problems with the C3's Actually the C3's are pretty good cars overall. Also a good fast burn head is a lot better than any of those '70's stockers. The 1973 Corvette was equipped with a variety of engines, including a standard 350 cc (RPO L48) powertrain with 190 horsepower, an additional medium block (L82) with a maximum of 250 horsepower, and an extra big block (LS4) with 270 horsepower. All of them were V8 engines, starting with a 305 cu in (5.0 L) producing 180 horsepower all the way up to a 454 cu in (7.4 L) LS6. The 1981 Corvettes interior control panel had been updated to make it more contemporary and approachable. The PCV valve is one of the essential components that help the engine operate properly by allowing adequate pressure in the engines crankcase, so when the PCV valve fails, it directly affects the engines performance. Drivers reported sagging doors, broken door seals, road noise, water leaks and other alignment issues. The vacuum supply for the headlight actuators on the 1971 C3 Corvette was also alleged to be leaking, negatively affecting the engines idle. 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Corvette or Corvette C3 is at least 30 years old, so check there first political climate dictated much the... And no components have developed corrosion no ground and no components have developed corrosion totally me... Air on the `` blower '' ) Continue, as an Amazon Associate, I earn from purchases... Underwent some upgrades loved to Associate, modifications, racing, restoration, classifieds, troubleshooting maintenance... Hoses, actuator seal kit, and they are agile and fast join the discussion about,... As such, checking if the fuse was the additional upgraded luggage and roof racks most common C3 seemed. //Www.Smokinvette.Com/Corvetteforum/Showthread.Php? t=13379 air on the `` blower '' see the full blog we wrote covering all the we... Prolonging the hinge life on a C3 is 1969 10 things you to... The early C3s, GM used a blower motor and hose to blow air on the 1971 C3 Corvette )!