96 DeVille Rough Idle
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Joined: Feb 2008
Posts: 17
96 DeVille Rough Idle
96 DeVille Northstar
Rough Idle, more present at low rpms or just sitting in gear motionless.
No codes present. 138,000 miles
Code a coil pack be weak? Who can I check each coil to see if one is weak and not totally out.
Rough Idle, more present at low rpms or just sitting in gear motionless.
No codes present. 138,000 miles
Code a coil pack be weak? Who can I check each coil to see if one is weak and not totally out.
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Joined: Jun 2007
Posts: 2,701
RE: 96 DeVille Rough Idle
ORIGINAL: DocHemi
96 DeVille Northstar
Rough Idle, more present at low rpms or just sitting in gear motionless.
No codes present. 138,000 miles
Code a coil pack be weak? Who can I check each coil to see if one is weak and not totally out.
96 DeVille Northstar
Rough Idle, more present at low rpms or just sitting in gear motionless.
No codes present. 138,000 miles
Code a coil pack be weak? Who can I check each coil to see if one is weak and not totally out.
- have you checked the Throttle intake for carbon ?
- tested the TPS?
w/o test equip, you could buy one coil and start swaping it.
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