what spark plugs and what gap for a tuneup?

what spark plugs and what gap for a tuneup? 1 Answer

Chevy Lumina 91 3.1 4dr...multi...I got a codes, 14 and 42...14 is heat temp high...and 42 is a ESC or EST Eletric Spark Timing, now I went and got a paper clip to pull these codes...it works. 12,12,12, and 14,14,14 and then 4..2 so it is 42...42 is behind the coil pack and then also it is connected to the crank sensor...What ever it is...I did check spark on the to top right side coil pack and the spark is powerful...removing 2 plug wires to test spark...so under that, change that and then the crank sensor...and the the Heat sensor for the water or radiator 14 code. Any other helps is good...Thanks! 7 Answers

before it stalls engine light comes on all the time before it stalls...Code 42 and code 14 is what I got...I am going to change the crank sensor in the morning to see if this helps...but I am welco...

when putting spark plug wires back on distributor, what is the order? 6 Answers

I changed the spark plugs and labeled the spark plug wires from the distributor. By time I finished putting the new plugs in the numbers had been smudged. What order do they go in? Actually which...

What is the recommended oil weight for a 97 Chevy Lumina with a 3.1 L motor & 125,521 miles 1 Answer

Recommend oil weight for 3.1 L motor with 125,521 miles

I have a 1991 Chevy lumina euro. Will start but won't run. What should I be looking for? 2 Answers

I've been having idle problems for awhile but the car ran pretty good. Also I can't find the fuel filter , Can anyone tell me where it is?