Error Codes

Asked by BELlindsey Aug 02, 2014 at 03:25 PM about the 2003 Chevrolet Trailblazer LT 4WD

Question type: Maintenance & Repair

I recently replaces the engine in my 2003 trailblazer. The fuel pump comes on but no fuel
goes to the injector rails. I am also getting error codes 1515 and 1681. Please help!

3 Answers

FordNut answered 9 years ago

http://engine-codes.com/p1515_chevrolet.html ... see that page, they firmly and politely ask to be re-directed not copied and paste the cause and solution..it's copyrighted

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Carl answered 6 years ago

your throttle plug our injector plugs need to be swaped

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