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Mod | | | Forums66 Topics128,136 Posts1,056,425 Members48,441 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Jul 2009 Posts: 21 Wrench Fetcher | | Wrench Fetcher Joined: Jul 2009 Posts: 21 | Test everything between the injector and fuel/signal source before you oust the component itself. to test the signal at the ECM just needs a voltmeter. look up what the signal voltage is and test at both ends of the harness. DO NOT USE A TEST LIGHT ON YOUR ECM. it can cause it to burn up because there is no regulator on a test light. if you have tested all other components and they all check out it is possible your ECM is malfunctioning.
Yes this is my truck, No I wont help you move
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