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Fix quadrajet carb, 1987 Pontiac Grand Prix 305

Found a bad choke pulloff, causing the choke to be too rich. Let's see if that fixes it.


 


More Videos...


Understanding computer-controlled Quadrajets part 1 of 3
Here are a series of videos that talk about the E2ME/E4ME computer-controlled Dualjets and Quadrajets found on 80's GM products.





Everything you wanted to know about automatic chokes but were afraid to ask
I've noticed many people drive vehicles with inoperative chokes. Even though chokes can be intimidating, repairing and adjusting them actually is very simple. So, stop pumping that accelerator and follow along as we look at how chokes work and how to repair them.





How to rebuild a Rochester Quadrajet part 2
Continuing the disassembly process.





Understanding the Computer-controlled Quadrajet part 2
Continuing the examination of this carburetor so we can see what's different and what is the same.





Edelbrock Carburetors: Installation and Tuning - 03 Installation
EDELBROCK CARBURETORS INSTALLATION and TUNING Part # 0324 Rev 01/13





How To Adjust the Choke on Rochester Carburetor By Hopkins
This video shows how to set the Automatic Choke on a Rochester Carburetor with a 350 (small block) chevy Engine,





How to diagnose a Quadrajet part 1
I get lots of questions about poor running issues. Here's how to check them out.





re-jet your Quadrajet (part 2)
rejetting a Quadrajet





How to de-bog your Quadrajet part 1
Sorry guys, I got the videos a bit out of order. The Rochester Quadrajet has gotten a bad rap over the years, often called a Quadrabog or Quadrajunk. In fact, this is a great multipurpose carbureter once you understand how they work and what not to do to them. In this clip I introduce you to the Quadrajet and begin explaining the theory of operation of these units. Enjoy!





Carburetor Electric & Manual Choke Tuning - Summit Racing Quick Flicks
Norm covers the basics of how to start a carbureted vehicle on a cold morning with either a manual choke or electronic choke. Learn the differences between an electronic and manual choke and how to properly find the right choke position. http://www.summitracing.com/redirect?banner=SocialYT4526





How to adjust Quadrajet secondary air doors
These take some trial and error to get them adjusted so that there is no bog, but it's not hard to do-here's how.





Carburetor Adjustment Basics -EricTheCarGuy
In a way this is 'Part 3' of my carburetor series. In case you missed them, here's parts 1&2. Carburetor Rebuild Basics (Part 1): https://www.youtube.com/watch?v=85nszLpbbXY Carburetor Rebuild Basics (Part 2): https://www.youtube.com/watch?v=dprLQcQrAqE If you want to see the full version of the carburetor rebuild video with additional footage now, become a Premium Member of EricTheCarGuy.com: http://www.ericthecarguy.com/premium-content-streaming-etcg-content One of the most important parts of a carburetor rebuild is setting it up properly after you're done. There are also many times where a rebuild may not be necessary and you just need to perform some of these adjustments. Either way, I hope this video will help you should you need to adjust your carburetor. Tools. Vacuum Gauge: http://www.jbtoolsales.com/equus-3620-vacuum-gauge-fuel-pump-tester/#oid=10 02_1 Related videos. Finding Vacuum Leaks: https://www.youtube.com/watch?v=9CPqbaSgcok How To Check For Timing Chain Slack: https://www.youtube.com/watch?v=4_f5ukZVri8 Service Manuals: http://www.youtube.com/watch?v=IN95GLDvGBc Fairmont Drag Strip: https://www.youtube.com/watch?v=hkOdD0P38ps Cleaning Throttle Bodies: https://www.youtube.com/watch?v=41yFXjibtLY Solving Performance Problems 1: http://www.youtube.com/watch?v=rsGTeWayqIU Solving Performance Problems 2: http://www.youtube.com/watch?v=sAKwCzUE_9M Re Performance Problems: http://www.youtube.com/watch?v=_vAJi5rLMGY Related articles. Idle issues: http://www.ericthecarguy.com/faq/solving-automotive-idle-problems Performance issues: http://www.ericthecarguy.com/faq/solving-automotive-performance-issues Getting Better MPG: http://ericthecarguy.com/faq/finding-and-fixing-the-causes-of-poor-mpg Discussion about this Video: http://www.ericthecarguy.com/kunena/18-The-EricTheCarGuy-Video-Forum/52785- carburetor-adjustment-basics#107280 The best place for answers to your automotive questions: http://www.ericthecarguy.com ETCG FAQ Page: http://www.ericthecarguy.com/faq EricTheCarGuy code lookup: http://www.ericthecarguy.com/obd-code-lookup Facebook: https://www.facebook.com/EricTheCarGuy?fref=ts Twitter: https://twitter.com/EricTheCarGuy Google+: https://plus.google.com/100195180196698058780/posts Information on Premium Membership: http://www.ericthecarguy.com/premium-content-streaming-etcg-content Stay Dirty ETCG Due to factors beyond the control of EricTheCarGuy, it cannot guarantee against unauthorized modifications of this information, or improper use of this information.  EricTheCarGuy assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. EricTheCarGuy recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video.  Due to factors beyond the control of EricTheCarGuy, no information contained in this video shall create any express or implied warranty or guarantee of any particular result.  Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not EricTheCarGuy.





Everything you wanted to know about automatic chokes but were afraid to ask pt4
I've noticed many people drive vehicles with inoperative chokes. Even though chokes can be intimidating, repairing and adjusting them actually is very simple. So, stop pumping that accelerator and follow along as we look at how chokes work and how to repair them.





Quadrajet Electronic Carburetor Rebuild - Teardown Part 2
http://www.carburetor-parts.com. Mike's Carburetor Parts has provided this video about rebuilding the Rochester Quadrajet E4MC, E4ME, electronic version. This video is part 2 of 2, tear down. A later video will feature the assembly of this carburetor. (c) www.carburetor-parts.com





fast idle on timing
basic understanding of how fast idle works and how it affects the idle when trying to set timing





Which car is faster? Which Car is Faster?




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