20 Most Recent 1999 Chevrolet Tracker Questions & Answers

https://helpforcars.net/tsb/chevrolet/tracker/1999.html https://www.automd.com/tsb/chevrolet_m/tracker_mm/1999_y/

Go to Autozone or one of them and get the trouble codes read. Probably something there, maybe a crank or cam position sensor code, or also could be something in the ignition system like a bad coil or the ignition control module. The ICM controls the ignition coils' circuit, both of these two items can go bad and then fail when warmed up. Backfiring, shaking, and coughing kinda sounds like a bad crank sensor, but that's just a guess. Check for trouble codes first.

got to www.autozone.com

repair info

it has allot of helpful guides there

Check the distributor

With it not starting sometimes, you may look at the coil. Not much information given here, so this is a blind guess. You didn't give make or model or year, or mileage. But the coil is a common problem on many cars.

Engine temp sensor could be faulty not letting enough fuel be commanded by the ECM .

many engine grounds are tied to the sane point, check these and also check the coil wire Either of these could be intermittent and they would only show up on a computer if the systems lost their ground connection or the coil wire shorted to the engine block while it was hooked up

New belts need to be readjusted as they stretch unless you have a spring loaded belt tensioner.

Do you know how to test automotive electrical circuits ? Checking B+ voltage an grounds ? Voltage drop testing ? Do you know what a electrical wiring diagram is ? How to use one to pin point testing spots in a electrical circuit ! A couple simple test's using a DVOM - digital volt ohm meter is probably all it would take to find the problem . High resistance in a power or ground circuit is probably all it is . Electric Testing Techniques You Need to Know Voltage Drop Testing the Charging System The Trainer 47 What measuring voltage on the ground side means watch these videos , if this isn't something you could do your best bet would be to take it to a qualified repair shop that can . Free wiring diagrams at http://www.bbbind.com/free_tsb.html

Dealer !

on the Web images for picture drl relay 1999 chevy tracker

Check IG fuse 20A in the fuse box ! this fuse supply's voltage to the coil's an the warning lights . IG Fuse 20 A powers these thing's ! ?€¢ A/C Compressor Control Module

?€¢ A/C Switch

?€¢ Accelerometer

?€¢ Daytime Running Lamps (DRL) Control Module

?€¢ Fuel Pump Relay

?€¢ Generator

?€¢ Heated Oxygen Sensor 1 (HO2S1)

?€¢ Heated Oxygen Sensor 2 (HO2S2)

?€¢ Ignition Coils

?€¢ Instrument Cluster

?€¢ Main Cruise Control Switch

?€¢ Noise Suppressor Filter

?€¢ Powertrain Control Module (PCM)

?€¢ Remote Control Door Lock Receiver (4-Door)

look up the fuse box diagram on the internet - that will show you what each fuse size is and what it is for.

tune up ever in 30k?

change plugs.
unscrew them, 1 at a time ,set the gap to spec, screw back in and set to 25ft/lbs torque.
done.

is the check engine lamp on while driving.?

come back.

we can help.