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1998 chevy surburban 454 4x4 no spark and no fuel injector ...

Sent to Car Experts April 16 4:03 p.m.

1998 chevy surburban 454 4x4 no spark and no fuel injector modulation does have fuel pressure have reploaced everything in the ignition also a used computer help pleaSE

Optional Information:
1998 Chevrolet surburban 454

Already Tried:
all ignition parts plus a used computer

Customer (name blocked for privacy)

Status: Closed Value: $15

Answer
April 16 4:05 p.m. (2 minutes and 38 seconds later)

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DCM -- Auto Mechanic -- 95% Positive Feedback on 458 Car Accepts
18 yrs Mechanic

Reply
Sent April 16 4:07 p.m. (1 minute and 54 seconds later)

replaced both already

Customer (name blocked for privacy)

Reply
Sent April 16 4:36 p.m. (28 minutes and 37 seconds later)

ive reolaced crank, cam sensor cap and rotor ignition module coil and a usede computer

Customer (name blocked for privacy)

Answer
April 16 7:00 p.m. (2 hours and 24 minutes later)

REPLIED

and still not firing?

If not, check if there is a power to the coil, coil to rottor, see if both have 12 volts, test this while engine is cranking.

DCM -- Auto Mechanic -- 95% Positive Feedback on 458 Car Accepts
18 yrs Mechanic

Reply to DCM
Sent April 16 7:58 p.m. (57 minutes and 32 seconds later)

i have 12 volots to both when 1st cranking have a flash on noid lightr bthen nothing

Customer (name blocked for privacy)

Answer
April 16 10:16 p.m. (2 hours and 18 minutes later)

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DCM -- Auto Mechanic -- 95% Positive Feedback on 458 Car Accepts
18 yrs Mechanic

Reply
Sent April 16 11:18 p.m. (1 hour and 1 minute later)

do you have to reprogram the computer if it used

Customer (name blocked for privacy)

Answer
April 17 12:33 a.m. (1 hour and 15 minutes later)

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DCM -- Auto Mechanic -- 95% Positive Feedback on 458 Car Accepts
18 yrs Mechanic

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