1987 Buick Regal about my car backfiring

Tiny
DAVIDS87
  • MEMBER
  • 1987 BUICK REGAL
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 13,700 MILES
After the car warms up if I floor it and the turbo kicks in fully, it backfires a little and wont pull strong until I let of the gas a little
and what does the top and nottom colored turbo lights tell u
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Friday, February 19th, 2010 AT 2:16 PM

3 Replies

Tiny
BMRFIXIT
  • EXPERT
Start by checking for lack of fuel
Check fuel pressure and flow suspecting fuel pump
Do an exhaust flow and back pressure test
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Saturday, February 20th, 2010 AT 7:05 AM
Tiny
DAVIDS87
  • MEMBER
I have already had all that done and it was fully looked into spent over 600 doing what they said which was the same u said with no results
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Saturday, February 20th, 2010 AT 7:55 AM
Tiny
BMRFIXIT
  • EXPERT
Next step would be checking for codes(TPS.) And checking timing and turbo operation
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Saturday, February 20th, 2010 AT 1:05 PM

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