20 Most Recent 1998 Chevrolet Tahoe Questions & Answers

The most likely reason is that they are Daytime Running Lights, but a different light should come on when you switch them off. Check the fuses with a digital ohm meter for continuity WITHOUT removing them. Use the little contacts on the top edge. How many vehicles do you have? I see the Expedition problems as well.

If the battery is dying that quickly you need a new battery On the Tahoe K series 5.7L the fuel pump relay is in the engine compartment to the rear of the engine control module, should be identified on the cover over the relays https://fuse-box.info/chevrolet/chevrolet-tahoe-1995-1999-fuses-and-relay https://scanneranswers.com/signs-of-a-bad-fuel-pump-relay/ https://easyautodiagnostics.com/gm/4.3L-5.0L-5.7L/testing-the-fuel-pump-relay-1

Use the switch

Replace thermostat.

a small vacuum leak will cost that code to show up.so check your lines.

intake gasket might cause it if the coolant froze and broke the seal between the head and intake and is leaking directly into the lifter valley

use any piece of metal tubing of proper size, but first check for fuel and pressure at the relief valve on the fuel injector rail and Do you hear the fuel pump in the tank running?

Obviously your engine overheats and damages the cylinder head gasket , When mixing engine oil with the coolant, it looks like chocolate.

That is an optional relay and would not affect the transmission.

Incorrect installation?

I have the same problem with my 2001 Tahoe. The front blower is working, its blowing strong, but its cold air even with the temp setting as high as it can get. The rear blows hot air. The engine temp guage is at about 210ish which is close to being normal (220). I just replaced the thermostate a few months ago, I don't know if its bad again, or it I deluted the antifreeze too much and it frooze the heater core, or if the heater core just went bad. Any one know what the cause could be?

If converter is cloged engine will have hard time getting rid of hot exhaust gasses and will have no power if it runs at all. Check for the gas that comes out - when you nail the engine lots of gas should come out - if it does not amount to much it is obstructing the flow of gasses and needs to be replaced.

Can you give a lot more detail Priscilla., add it and then resubmit the query. Do you mean it will no go into gear at all? Will the gear selector move but no dear engage. (if this is the case first check that the tail lights are working, they must for gears to engage in US automatic cars apparently.) It might be that the gear selector is broken or the torque convertor has collapsed . Try the tail lights first, you c can fix those yourself /

Either it is not getting fuel into the cylinders OR the spark plugs are not firing. Could be defective ignition switch, blown fuse to the fuel pump, blown fuse to the ignition, bad connection somewhere, you failed to pay for your permit to drive from the Homeland Security Bureau

Have you had your tires balanced? have you had an alignment? do you have any broken suspension parts front or rear? Is your drive shaft bent? balanced? What makes you think changing differential assemblies will stop the 'shaking'?

Looks like a control arm bolt picture is alittle to closeup to tell which one