1989 gmc sierra sle 1500 350 what would cuase all the contacts in my fairly new distributer cap (300 to 500 miles) to be co verde in a thick layer of bright green corrosion ?
10

Asked by natewaldron Feb 16, 2014 at 04:52 AM about the 1989 GMC Sierra 1500 C1500 Standard Cab SB

Question type: Maintenance & Repair

recent tune up wires cap plugs tbi rebuild

4 Answers
45,165

jamnblues answered 10 years ago

This is an old truck- you may need a new distributor- either moisture or oil, or oil vapor, or bad juju could be entering the cap from down under, engine side- or the cap itself is not sealing for some reason-

Best Answer Mark helpful

Your Answer:

Related Questions

Sierra 1500

Looking for a Used Sierra 1500 in your area?

CarGurus has 7,037 nationwide Sierra 1500 listings starting at $3,950.

Postal Code:

Shortcuts

Search GMC Sierra 1500 Questions

CarGurus Experts

  • #1
    yetilikesbeer
    Reputation
    12,810
  • #2
    dragonflyoffshore
    Reputation
    11,750
  • #3
    John Saffrahn
    Reputation
    11,690
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Ford F-150
323 Great Deals out of 15,226 listings starting at $3,295

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.