TrailBlazer 2002-2009
The TrailBlazer, originally introduced as an upscale Blazer, was produced from 2002 to 2008 with a powerful I6 engine and with a monster V8 offered in the Trailblazer SS
Platform: GMT 305, 360, & 370.

Cranks but no start

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Old June 27th, 2018, 12:52 PM
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Originally Posted by Limey aka Maligoon
we have a security light but is only active when key is out and doors are locked then it comes on, even with this issue it has not changed
Sorry for confusion we never had the security light flashing ...... only time the security light has even came on is when we're exiting vehicle key is out and hit lock button then it flashes till door is shut then goes off just like it's supposed to
Old June 28th, 2018, 1:16 AM
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You need to get the code read! If you can't get it to a shop, can you borrow a code reader from someone?
Old July 3rd, 2018, 12:17 PM
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Trailblazer headed to shop last night I was out of options keep y'all posted
Old July 3rd, 2018, 2:32 PM
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You need to get that code read. It will lead you in the right direction.
Old July 3rd, 2018, 11:26 PM
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Originally Posted by Limey aka Maligoon
Trailblazer headed to shop last night I was out of options keep y'all posted
P1120 p1321 p1523 p1515 p1516 are the codes that came back ..... I know 1515 and 16 are TPS but can't find the others
Old July 7th, 2018, 12:03 AM
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Originally Posted by Limey aka Maligoon
P1120 p1321 p1523 p1515 p1516 are the codes that came back ..... I know 1515 and 16 are TPS but can't find the others
crickets chirping is all I hear ....lol any suggestions
Old July 7th, 2018, 11:20 AM
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Originally Posted by Limey aka Maligoon
crickets chirping is all I hear ....lol any suggestions
well got call today throttle body actuator motor froze up so here go JY diving I can't afford 387 plus tax for a new one
Old July 7th, 2018, 4:31 PM
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Originally Posted by Limey aka Maligoon
well got call today throttle body actuator motor froze up so here go JY diving I can't afford 387 plus tax for a new one
Update 7-7-18 Trailblazer back running with JY throttle body replacement




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