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I see TechLink will no longer be accessed by the public ending with the Oct 05 issue. Quote Originally Posted by White C5 Coupe. slls. Click to Download TechLink PDF · PDF Archives Hunter RFB. Copyright© General Motors All rights reserved. TechLink · Proudly powered by WordPress. Source: GM Techlink Date: January Subject: Head-Up Display Conditions Models: РChevrolet Corvette A Head-Up Display (HUD) (Fig.

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Do American luxury brands have a future?

Even here in Utah we have some customers that store their vehicles in a garage and will not have a problem starting on CNG. Isopropyl rubbing alcohol should be used to clean the lens. Scanning the Instrument Panel Cluster IPC while driving the Corvette will tell you the speed of the car, how much fuel is in the gas tank, the temperature of the engine coolant and other vehicle information. If the fuel tank data coming from the PCM is faulty, for example, the cluster commands the fuel gage to empty and sets a DTC.

GM’s Barra about to get dozens of heartfelt letters from kids. While selling this vehicle from the dealership already converted is a step in the right direction for this industry, its still more economical for you to buy and have it converted from an authorized installer. If a condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition.

Originally Posted by slls. Subscribe to Knowledge Base Get notified when new articles are added to the knowledge base. AC, Heating and Ventilation 3. All segments of the HUD illuminate intermittently. This is a normal condition if the sun is shining at a certain angle directly into the HUD display. Electrical and Ignition Test operation of the vehicle again.


And there are several kits that will run on unleaded until the engine meets the required temp. I am getting to feel more isolated from GM, sign of the times I guess. On models, the DTCs will not be cleared, so they will be available to help in diagnosis even if the condition is not currently occurring on the vehicle. I don’t see why this would be emission related. For years the GM vehicles always started on CNG unless the outside air temperature was very low and then it would start on gasoline and go to CNG automatically when conditons allowed it.


Thu, Jul 3, at 8: I used to access it here: In order to diagnose this condition, apply petroleum jelly to the outside of the windshield in the area of the HUD display. If there is only one click instead of a series of clicksthe transistor internal to the RCDLR is not operating properly.

– Corvette: GM TechLink: Head-Up Display Conditions

Typically, further questioning of the customer will reveal a correlation between the time of day and what direction the vehicle is traveling in relation to the sun. Body and Trim Might helps other pick reputable shops, or at least spot a problem. Engine – Drivetrain A scan tool can be used to command many of the IPC’s display functions on and off, and to check the input status of the DIC switches. They put a lot of thinking into it, not just a “jamm it in” solution.

TechLink I’d guess the service departments were getting fm of customers coming in knowing more than they should. This article has been viewed times. And when that information is not presented correctly, it’s probably tempting to suggest replacing techllnk IPC. Servicable but still a step back. Clutch and Transmission Help Contact Us Go to top. If the vehicle has a known good key fob not placed in the instrument panel compartment pocketpress the Engine Start Button and listen for a click noise or a series of click noises from the RCDLR.

A communication malfunction while driving may result in the cluster gages sweeping again. Corvette Action Center Knowledgebase. Originally posted by siai47 View Post.


When there is a communication failure, a DTC may set and the cluster gages will go to a default position. Interesting sequence of operation, always starts on gasolineand may swith back to gasoline, as the system sees fit.

Most of this was “don’t replace” gechlink or that anyway, not good publicity in some cases. Engine – Drivetrain General Motors bulletins are intended for use by professional technicians, not a “do-it-yourselfer”. If the gages sweep, the cluster is operating properly and the problem is elsewhere in the fuel system. If the dimensions of the tm laminate are not correct, the images will not fully align and the HUD image will not appear clearly.

If the HUD image on the windshield is not clear or parts of the display do not illuminate properly, review the following g, tips.

Clutch and Transmission This could damage the fluid filled air core gauges. I see TechLink will no longer be accessed by the public ending with the Oct 05 issue.

Tires and Wheels Like the truck and hope sales take off so that GM cng product lineup can expand. TechLink I am new to the who tech side of the car process and was wondering is it worth it for me to have the computer re-flashed what are the pros and cons of such Thanks for your help Jon. In most cases, the IPC simply is displaying data provided from other control modules in the vehicle. Subscribe to Knowledge Base Get notified when new articles are added to the knowledge base.

It talks to practically every module in the car.