20 Most Recent 1985 Pontiac Firebird Questions & Answers

A Hot Wire that comes on, with the Ignition. Look around for some old GM 5.7 Diesel Conversions. It's really pretty simple.

you need a new wiper relay on the colum

Usually located in the fuse box under the hood called power distribution center

Try replacing the CTS coolant temperature sensor. Check for any vacuum leaks.

The ABS sensor is defective or dirty. The wiring may be broken somewhere near the ABS sensor.

ck your pickup coil in distributor

check your pickup coil in the distibutor, if the wires are worn they can seperate causing the engine to stall, when the engine starts the vacuum advance moves the base plate where the p u coil is attached, when the advance starts to move the plate the wires can seperate causing it to stall out

You can use grease to hold it in place while reassembling the parts.

clean and use dielectric grease.

Hello, guys, you can read this article about fuel pump.

yes they look like little triangles on the cam sprocket

follow the positive cable from the battery...it will lead you right to it. Make sure you take notes on where the wires are so you can put them back in the right places and, before removing the starter, remove that cable from the battery and know if you have a security system and how to re-arm it if you do.

It does sound like an O2 sensor, but could possibly be something as simple as a loose or glazed fan belt. You mentioned you just purchased... for peace of mind, I'd do a healthy tune up plugs, wires, ALL filters including fuel filter and give it a good fuel system treatment (STP or Gumout) this will give you a good "ground zero" starting point if problem continues.

when you lower the tank, you will see the hole into which the pump and sender are inserted. generally there are straps which must be released and hoses and wires which must be disconnected. some vehicles provided access through a hole in the bottom of the trunk, on a car that old you may want to check under the trunk carpet before you begin the job of removing the tank. and on a car that old i would definitely check to rule out a mechanical pump. you will want to drain as much gas as possible before starting, and do not let any smokers assist you.

Check the voltage to the coil - positive side of the coil. If there is no voltage then the fuse in the fuse box marked IGN is blown. Replace and proceed,, If the fuse blows yet again the coil is short and must be replaced.
If however there is voltage then the breaking voltage on the negative side of the coil must be checked. Check the platinum points/capacitor or the electronic ignition unit that is not triggering the coil.

Disconnect Negative Battery cable. Disconnect electrical connector from switch. Remove 2 small bolts mounting switch to steering column. Remove actuator rod from switch if on outside, or it may be a knob underneath. New switch will usually be pre-set to "Off" position. Attach actuator rod to switch or mount switch over knob and mount to column with 2 small bolts, being careful not to change switch position while doing so. Re-connect wiring to switch, then Negative Battery cable. Check for proper operation with foot firmly on brake. Make sure that Accessory as well as Start and Run functions operate according to corresponding key position. Switch may need to be adjusted if out of sync.