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GMC
C3500
Engine
Computer
Location
Emission Control Module
1996 GMC C3500
140,000 MILES
GARYSARTAIN
MEMBER
4 POSTS
Emission control module where is it located?
Apr 27, 2013 at 6:30 AM
JDL
✓
Experienced Mechanic
16,098 POSTS
The pcm for 6.5L is behind right side of dash, near blower motor.
Apr 27, 2013 at 7:08 AM
GARYSARTAIN
MEMBER
4 POSTS
The emission control module is what I'm replacing.... not the PCM
Apr 27, 2013 at 7:14 AM
JDL
✓
Experienced Mechanic
16,098 POSTS
Gary they are the same thing. As far as I know.
Apr 27, 2013 at 7:41 AM
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